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Finding the Fourth Proportional to 29,294.52, 43,918.98 and 15,248.28

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Solution

The fourth proportional to 29,294.52, 43,918.98 and 15,248.28 is: 22,860.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,294.52 : 43,918.98 = 15,248.28 : x
  2. Step 2: Convert to fraction form
    29,294.52/43,918.98 = 15,248.28/x
  3. Step 3: Cross multiply
    29,294.52x = 43,918.98 × 15,248.28
  4. Step 4: Simplify right side
    29,294.52x = 669,688,904.35
  5. Step 5: Solve for x
    x = 669,688,904.35/29,294.52
  6. Step 6: Final answer
    x = 22,860.55

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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.