Home / 41,234.97-61,822.19-13,138.86

Finding the Fourth Proportional to 41,234.97, 61,822.19 and 13,138.86

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Solution

The fourth proportional to 41,234.97, 61,822.19 and 13,138.86 is: 19,698.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,234.97 : 61,822.19 = 13,138.86 : x
  2. Step 2: Convert to fraction form
    41,234.97/61,822.19 = 13,138.86/x
  3. Step 3: Cross multiply
    41,234.97x = 61,822.19 × 13,138.86
  4. Step 4: Simplify right side
    41,234.97x = 812,272,942.33
  5. Step 5: Solve for x
    x = 812,272,942.33/41,234.97
  6. Step 6: Final answer
    x = 19,698.64

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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.