Home / 41,689.76-62,515.74-15,375.92

Finding the Fourth Proportional to 41,689.76, 62,515.74 and 15,375.92

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Solution

The fourth proportional to 41,689.76, 62,515.74 and 15,375.92 is: 23,056.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,689.76 : 62,515.74 = 15,375.92 : x
  2. Step 2: Convert to fraction form
    41,689.76/62,515.74 = 15,375.92/x
  3. Step 3: Cross multiply
    41,689.76x = 62,515.74 × 15,375.92
  4. Step 4: Simplify right side
    41,689.76x = 961,237,016.98
  5. Step 5: Solve for x
    x = 961,237,016.98/41,689.76
  6. Step 6: Final answer
    x = 23,056.91

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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.