Home / 15,032.76-22,549.14-11,139.90

Finding the Fourth Proportional to 15,032.76, 22,549.14 and 11,139.90

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Solution

The fourth proportional to 15,032.76, 22,549.14 and 11,139.90 is: 16,709.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,032.76 : 22,549.14 = 11,139.90 : x
  2. Step 2: Convert to fraction form
    15,032.76/22,549.14 = 11,139.90/x
  3. Step 3: Cross multiply
    15,032.76x = 22,549.14 × 11,139.90
  4. Step 4: Simplify right side
    15,032.76x = 251,195,164.69
  5. Step 5: Solve for x
    x = 251,195,164.69/15,032.76
  6. Step 6: Final answer
    x = 16,709.85

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Similar ratio
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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.