Home / 39,144.20-58,704.42-11,062.04

Finding the Fourth Proportional to 39,144.20, 58,704.42 and 11,062.04

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Solution

The fourth proportional to 39,144.20, 58,704.42 and 11,062.04 is: 16,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,144.20 : 58,704.42 = 11,062.04 : x
  2. Step 2: Convert to fraction form
    39,144.20/58,704.42 = 11,062.04/x
  3. Step 3: Cross multiply
    39,144.20x = 58,704.42 × 11,062.04
  4. Step 4: Simplify right side
    39,144.20x = 649,390,642.22
  5. Step 5: Solve for x
    x = 649,390,642.22/39,144.20
  6. Step 6: Final answer
    x = 16,589.70

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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.