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Finding the Fourth Proportional to 22,508.52, 33,743.85 and 10,655.43

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Solution

The fourth proportional to 22,508.52, 33,743.85 and 10,655.43 is: 15,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,508.52 : 33,743.85 = 10,655.43 : x
  2. Step 2: Convert to fraction form
    22,508.52/33,743.85 = 10,655.43/x
  3. Step 3: Cross multiply
    22,508.52x = 33,743.85 × 10,655.43
  4. Step 4: Simplify right side
    22,508.52x = 359,555,231.61
  5. Step 5: Solve for x
    x = 359,555,231.61/22,508.52
  6. Step 6: Final answer
    x = 15,974.18

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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.