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Finding the Fourth Proportional to 29,809.92, 44,716.80 and 17,472

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Solution

The fourth proportional to 29,809.92, 44,716.80 and 17,472 is: 26,209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,809.92 : 44,716.80 = 17,472 : x
  2. Step 2: Convert to fraction form
    29,809.92/44,716.80 = 17,472/x
  3. Step 3: Cross multiply
    29,809.92x = 44,716.80 × 17,472
  4. Step 4: Simplify right side
    29,809.92x = 781,291,929.60
  5. Step 5: Solve for x
    x = 781,291,929.60/29,809.92
  6. Step 6: Final answer
    x = 26,209.13

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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.