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Sinking Fund Payment Calculator

Periodic deposit needed to reach a target FV.

Compute the periodic deposit (PMT) needed to accumulate a target future value (FV) by a target date, using the standard sinking-fund formula PMT = FV · r / ((1 + r)^n − 1).

Nadia Almasri By Nadia Almasri
Published Last reviewed 1 min read

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Results

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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

PMT = FV · r / ((1 + r)^n − 1)

In depth

Compute the periodic deposit (PMT) needed to accumulate a target future value (FV) by a target date, using the standard sinking-fund formula PMT = FV · r / ((1 + r)^n − 1).