Home / 38,872.17-58,296.51-10,785.42

Finding the Fourth Proportional to 38,872.17, 58,296.51 and 10,785.42

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Solution

The fourth proportional to 38,872.17, 58,296.51 and 10,785.42 is: 16,174.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,872.17 : 58,296.51 = 10,785.42 : x
  2. Step 2: Convert to fraction form
    38,872.17/58,296.51 = 10,785.42/x
  3. Step 3: Cross multiply
    38,872.17x = 58,296.51 × 10,785.42
  4. Step 4: Simplify right side
    38,872.17x = 628,752,344.88
  5. Step 5: Solve for x
    x = 628,752,344.88/38,872.17
  6. Step 6: Final answer
    x = 16,174.87

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1.5x scale

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.