Home / 25,120.80-37,686.24-10,337.76

Finding the Fourth Proportional to 25,120.80, 37,686.24 and 10,337.76

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Solution

The fourth proportional to 25,120.80, 37,686.24 and 10,337.76 is: 15,508.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,120.80 : 37,686.24 = 10,337.76 : x
  2. Step 2: Convert to fraction form
    25,120.80/37,686.24 = 10,337.76/x
  3. Step 3: Cross multiply
    25,120.80x = 37,686.24 × 10,337.76
  4. Step 4: Simplify right side
    25,120.80x = 389,591,304.42
  5. Step 5: Solve for x
    x = 389,591,304.42/25,120.80
  6. Step 6: Final answer
    x = 15,508.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.