Home / 41,630.55-62,431.71-13,543.66

Finding the Fourth Proportional to 41,630.55, 62,431.71 and 13,543.66

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Solution

The fourth proportional to 41,630.55, 62,431.71 and 13,543.66 is: 20,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,630.55 : 62,431.71 = 13,543.66 : x
  2. Step 2: Convert to fraction form
    41,630.55/62,431.71 = 13,543.66/x
  3. Step 3: Cross multiply
    41,630.55x = 62,431.71 × 13,543.66
  4. Step 4: Simplify right side
    41,630.55x = 845,553,853.46
  5. Step 5: Solve for x
    x = 845,553,853.46/41,630.55
  6. Step 6: Final answer
    x = 20,310.90

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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.