Home / 16,231.92-24,350.67-5,138.43

Finding the Fourth Proportional to 16,231.92, 24,350.67 and 5,138.43

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Solution

The fourth proportional to 16,231.92, 24,350.67 and 5,138.43 is: 7,708.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,231.92 : 24,350.67 = 5,138.43 : x
  2. Step 2: Convert to fraction form
    16,231.92/24,350.67 = 5,138.43/x
  3. Step 3: Cross multiply
    16,231.92x = 24,350.67 × 5,138.43
  4. Step 4: Simplify right side
    16,231.92x = 125,124,213.25
  5. Step 5: Solve for x
    x = 125,124,213.25/16,231.92
  6. Step 6: Final answer
    x = 7,708.53

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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.