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Finding the Fourth Proportional to 40,044.71, 55,262.05 and 22,140.47

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Solution

The fourth proportional to 40,044.71, 55,262.05 and 22,140.47 is: 30,554.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,044.71 : 55,262.05 = 22,140.47 : x
  2. Step 2: Convert to fraction form
    40,044.71/55,262.05 = 22,140.47/x
  3. Step 3: Cross multiply
    40,044.71x = 55,262.05 × 22,140.47
  4. Step 4: Simplify right side
    40,044.71x = 1,223,527,842.97
  5. Step 5: Solve for x
    x = 1,223,527,842.97/40,044.71
  6. Step 6: Final answer
    x = 30,554.04

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