Home / 15,819.29-23,729.15-4,132.50

Finding the Fourth Proportional to 15,819.29, 23,729.15 and 4,132.50

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Solution

The fourth proportional to 15,819.29, 23,729.15 and 4,132.50 is: 6,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,819.29 : 23,729.15 = 4,132.50 : x
  2. Step 2: Convert to fraction form
    15,819.29/23,729.15 = 4,132.50/x
  3. Step 3: Cross multiply
    15,819.29x = 23,729.15 × 4,132.50
  4. Step 4: Simplify right side
    15,819.29x = 98,060,691.71
  5. Step 5: Solve for x
    x = 98,060,691.71/15,819.29
  6. Step 6: Final answer
    x = 6,198.81

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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.