Home / 38,496.91-57,747.41-12,203.70

Finding the Fourth Proportional to 38,496.91, 57,747.41 and 12,203.70

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Solution

The fourth proportional to 38,496.91, 57,747.41 and 12,203.70 is: 18,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,496.91 : 57,747.41 = 12,203.70 : x
  2. Step 2: Convert to fraction form
    38,496.91/57,747.41 = 12,203.70/x
  3. Step 3: Cross multiply
    38,496.91x = 57,747.41 × 12,203.70
  4. Step 4: Simplify right side
    38,496.91x = 704,732,067.42
  5. Step 5: Solve for x
    x = 704,732,067.42/38,496.91
  6. Step 6: Final answer
    x = 18,306.20

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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.