Home / 38,135.08-57,202.96-15,658.12

Finding the Fourth Proportional to 38,135.08, 57,202.96 and 15,658.12

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Solution

The fourth proportional to 38,135.08, 57,202.96 and 15,658.12 is: 23,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,135.08 : 57,202.96 = 15,658.12 : x
  2. Step 2: Convert to fraction form
    38,135.08/57,202.96 = 15,658.12/x
  3. Step 3: Cross multiply
    38,135.08x = 57,202.96 × 15,658.12
  4. Step 4: Simplify right side
    38,135.08x = 895,690,812.04
  5. Step 5: Solve for x
    x = 895,690,812.04/38,135.08
  6. Step 6: Final answer
    x = 23,487.32

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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.