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Finding the Fourth Proportional to 29,332, 43,996.80 and 10,612.48

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Solution

The fourth proportional to 29,332, 43,996.80 and 10,612.48 is: 15,918.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,332 : 43,996.80 = 10,612.48 : x
  2. Step 2: Convert to fraction form
    29,332/43,996.80 = 10,612.48/x
  3. Step 3: Cross multiply
    29,332x = 43,996.80 × 10,612.48
  4. Step 4: Simplify right side
    29,332x = 466,915,160.06
  5. Step 5: Solve for x
    x = 466,915,160.06/29,332
  6. Step 6: Final answer
    x = 15,918.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.