Home / 31,862.71-43,972.10-17,715.25

Finding the Fourth Proportional to 31,862.71, 43,972.10 and 17,715.25

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Solution

The fourth proportional to 31,862.71, 43,972.10 and 17,715.25 is: 24,447.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,862.71 : 43,972.10 = 17,715.25 : x
  2. Step 2: Convert to fraction form
    31,862.71/43,972.10 = 17,715.25/x
  3. Step 3: Cross multiply
    31,862.71x = 43,972.10 × 17,715.25
  4. Step 4: Simplify right side
    31,862.71x = 778,976,744.53
  5. Step 5: Solve for x
    x = 778,976,744.53/31,862.71
  6. Step 6: Final answer
    x = 24,447.91

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