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Finding the Fourth Proportional to 41,253.56, 56,929.90 and 22,390.68

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Solution

The fourth proportional to 41,253.56, 56,929.90 and 22,390.68 is: 30,899.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,253.56 : 56,929.90 = 22,390.68 : x
  2. Step 2: Convert to fraction form
    41,253.56/56,929.90 = 22,390.68/x
  3. Step 3: Cross multiply
    41,253.56x = 56,929.90 × 22,390.68
  4. Step 4: Simplify right side
    41,253.56x = 1,274,699,061.38
  5. Step 5: Solve for x
    x = 1,274,699,061.38/41,253.56
  6. Step 6: Final answer
    x = 30,899.13

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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.