Home / 15,049.20-22,530.60-9,217.20

Finding the Fourth Proportional to 15,049.20, 22,530.60 and 9,217.20

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Solution

The fourth proportional to 15,049.20, 22,530.60 and 9,217.20 is: 13,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,049.20 : 22,530.60 = 9,217.20 : x
  2. Step 2: Convert to fraction form
    15,049.20/22,530.60 = 9,217.20/x
  3. Step 3: Cross multiply
    15,049.20x = 22,530.60 × 9,217.20
  4. Step 4: Simplify right side
    15,049.20x = 207,669,046.32
  5. Step 5: Solve for x
    x = 207,669,046.32/15,049.20
  6. Step 6: Final answer
    x = 13,799.34

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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.