Home / 29,781.34-41,098.79-16,353.86

Finding the Fourth Proportional to 29,781.34, 41,098.79 and 16,353.86

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Solution

The fourth proportional to 29,781.34, 41,098.79 and 16,353.86 is: 22,568.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,781.34 : 41,098.79 = 16,353.86 : x
  2. Step 2: Convert to fraction form
    29,781.34/41,098.79 = 16,353.86/x
  3. Step 3: Cross multiply
    29,781.34x = 41,098.79 × 16,353.86
  4. Step 4: Simplify right side
    29,781.34x = 672,123,857.83
  5. Step 5: Solve for x
    x = 672,123,857.83/29,781.34
  6. Step 6: Final answer
    x = 22,568.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.