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Finding the Fourth Proportional to 15,654.71, 23,489.79 and 7,333.29

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Solution

The fourth proportional to 15,654.71, 23,489.79 and 7,333.29 is: 11,003.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,654.71 : 23,489.79 = 7,333.29 : x
  2. Step 2: Convert to fraction form
    15,654.71/23,489.79 = 7,333.29/x
  3. Step 3: Cross multiply
    15,654.71x = 23,489.79 × 7,333.29
  4. Step 4: Simplify right side
    15,654.71x = 172,257,414.61
  5. Step 5: Solve for x
    x = 172,257,414.61/15,654.71
  6. Step 6: Final answer
    x = 11,003.55

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1.5x scale

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.