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Finding the Fourth Proportional to 41,452.67, 62,160.74 and 11,863.78

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Solution

The fourth proportional to 41,452.67, 62,160.74 and 11,863.78 is: 17,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,452.67 : 62,160.74 = 11,863.78 : x
  2. Step 2: Convert to fraction form
    41,452.67/62,160.74 = 11,863.78/x
  3. Step 3: Cross multiply
    41,452.67x = 62,160.74 × 11,863.78
  4. Step 4: Simplify right side
    41,452.67x = 737,460,973.87
  5. Step 5: Solve for x
    x = 737,460,973.87/41,452.67
  6. Step 6: Final answer
    x = 17,790.43

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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.