Home / 22,909.92-34,381.10-10,431.56

Finding the Fourth Proportional to 22,909.92, 34,381.10 and 10,431.56

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Solution

The fourth proportional to 22,909.92, 34,381.10 and 10,431.56 is: 15,654.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,909.92 : 34,381.10 = 10,431.56 : x
  2. Step 2: Convert to fraction form
    22,909.92/34,381.10 = 10,431.56/x
  3. Step 3: Cross multiply
    22,909.92x = 34,381.10 × 10,431.56
  4. Step 4: Simplify right side
    22,909.92x = 358,648,507.52
  5. Step 5: Solve for x
    x = 358,648,507.52/22,909.92
  6. Step 6: Final answer
    x = 15,654.73

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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.