Home / 25,732.20-38,591.82-10,149.96

Finding the Fourth Proportional to 25,732.20, 38,591.82 and 10,149.96

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Solution

The fourth proportional to 25,732.20, 38,591.82 and 10,149.96 is: 15,222.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,732.20 : 38,591.82 = 10,149.96 : x
  2. Step 2: Convert to fraction form
    25,732.20/38,591.82 = 10,149.96/x
  3. Step 3: Cross multiply
    25,732.20x = 38,591.82 × 10,149.96
  4. Step 4: Simplify right side
    25,732.20x = 391,705,429.33
  5. Step 5: Solve for x
    x = 391,705,429.33/25,732.20
  6. Step 6: Final answer
    x = 15,222.38

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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.