Home / 15,375.72-23,063.17-4,281.96

Finding the Fourth Proportional to 15,375.72, 23,063.17 and 4,281.96

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Solution

The fourth proportional to 15,375.72, 23,063.17 and 4,281.96 is: 6,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,375.72 : 23,063.17 = 4,281.96 : x
  2. Step 2: Convert to fraction form
    15,375.72/23,063.17 = 4,281.96/x
  3. Step 3: Cross multiply
    15,375.72x = 23,063.17 × 4,281.96
  4. Step 4: Simplify right side
    15,375.72x = 98,755,571.41
  5. Step 5: Solve for x
    x = 98,755,571.41/15,375.72
  6. Step 6: Final answer
    x = 6,422.83

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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.