Home / 34,125.92-51,156-17,493.76

Finding the Fourth Proportional to 34,125.92, 51,156 and 17,493.76

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Solution

The fourth proportional to 34,125.92, 51,156 and 17,493.76 is: 26,223.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,125.92 : 51,156 = 17,493.76 : x
  2. Step 2: Convert to fraction form
    34,125.92/51,156 = 17,493.76/x
  3. Step 3: Cross multiply
    34,125.92x = 51,156 × 17,493.76
  4. Step 4: Simplify right side
    34,125.92x = 894,910,786.56
  5. Step 5: Solve for x
    x = 894,910,786.56/34,125.92
  6. Step 6: Final answer
    x = 26,223.78

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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.