Home / 15,310.11-22,975.45-5,449.48

Finding the Fourth Proportional to 15,310.11, 22,975.45 and 5,449.48

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Solution

The fourth proportional to 15,310.11, 22,975.45 and 5,449.48 is: 8,177.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310.11 : 22,975.45 = 5,449.48 : x
  2. Step 2: Convert to fraction form
    15,310.11/22,975.45 = 5,449.48/x
  3. Step 3: Cross multiply
    15,310.11x = 22,975.45 × 5,449.48
  4. Step 4: Simplify right side
    15,310.11x = 125,204,184.20
  5. Step 5: Solve for x
    x = 125,204,184.20/15,310.11
  6. Step 6: Final answer
    x = 8,177.87

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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.