Home / 38,499.92-57,739.68-15,126.56

Finding the Fourth Proportional to 38,499.92, 57,739.68 and 15,126.56

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Solution

The fourth proportional to 38,499.92, 57,739.68 and 15,126.56 is: 22,685.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,499.92 : 57,739.68 = 15,126.56 : x
  2. Step 2: Convert to fraction form
    38,499.92/57,739.68 = 15,126.56/x
  3. Step 3: Cross multiply
    38,499.92x = 57,739.68 × 15,126.56
  4. Step 4: Simplify right side
    38,499.92x = 873,402,733.90
  5. Step 5: Solve for x
    x = 873,402,733.90/38,499.92
  6. Step 6: Final answer
    x = 22,685.83

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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.