Home / 15,115.64-22,635.75-9,552.20

Finding the Fourth Proportional to 15,115.64, 22,635.75 and 9,552.20

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Solution

The fourth proportional to 15,115.64, 22,635.75 and 9,552.20 is: 14,304.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.64 : 22,635.75 = 9,552.20 : x
  2. Step 2: Convert to fraction form
    15,115.64/22,635.75 = 9,552.20/x
  3. Step 3: Cross multiply
    15,115.64x = 22,635.75 × 9,552.20
  4. Step 4: Simplify right side
    15,115.64x = 216,221,211.15
  5. Step 5: Solve for x
    x = 216,221,211.15/15,115.64
  6. Step 6: Final answer
    x = 14,304.47

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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.