Home / 34,882.20-48,144.38-20,732.31

Finding the Fourth Proportional to 34,882.20, 48,144.38 and 20,732.31

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Solution

The fourth proportional to 34,882.20, 48,144.38 and 20,732.31 is: 28,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,882.20 : 48,144.38 = 20,732.31 : x
  2. Step 2: Convert to fraction form
    34,882.20/48,144.38 = 20,732.31/x
  3. Step 3: Cross multiply
    34,882.20x = 48,144.38 × 20,732.31
  4. Step 4: Simplify right side
    34,882.20x = 998,144,107.26
  5. Step 5: Solve for x
    x = 998,144,107.26/34,882.20
  6. Step 6: Final answer
    x = 28,614.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.