Home / 41,257.38-61,888.45-11,672.74

Finding the Fourth Proportional to 41,257.38, 61,888.45 and 11,672.74

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Solution

The fourth proportional to 41,257.38, 61,888.45 and 11,672.74 is: 17,509.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,257.38 : 61,888.45 = 11,672.74 : x
  2. Step 2: Convert to fraction form
    41,257.38/61,888.45 = 11,672.74/x
  3. Step 3: Cross multiply
    41,257.38x = 61,888.45 × 11,672.74
  4. Step 4: Simplify right side
    41,257.38x = 722,407,785.85
  5. Step 5: Solve for x
    x = 722,407,785.85/41,257.38
  6. Step 6: Final answer
    x = 17,509.78

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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.