Home / 41,487.81-62,237.90-13,402.65

Finding the Fourth Proportional to 41,487.81, 62,237.90 and 13,402.65

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Solution

The fourth proportional to 41,487.81, 62,237.90 and 13,402.65 is: 20,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,487.81 : 62,237.90 = 13,402.65 : x
  2. Step 2: Convert to fraction form
    41,487.81/62,237.90 = 13,402.65/x
  3. Step 3: Cross multiply
    41,487.81x = 62,237.90 × 13,402.65
  4. Step 4: Simplify right side
    41,487.81x = 834,152,723.42
  5. Step 5: Solve for x
    x = 834,152,723.42/41,487.81
  6. Step 6: Final answer
    x = 20,105.97

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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.