Home / 22,116.10-33,174.15-15,117.70

Finding the Fourth Proportional to 22,116.10, 33,174.15 and 15,117.70

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Solution

The fourth proportional to 22,116.10, 33,174.15 and 15,117.70 is: 22,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,116.10 : 33,174.15 = 15,117.70 : x
  2. Step 2: Convert to fraction form
    22,116.10/33,174.15 = 15,117.70/x
  3. Step 3: Cross multiply
    22,116.10x = 33,174.15 × 15,117.70
  4. Step 4: Simplify right side
    22,116.10x = 501,516,847.46
  5. Step 5: Solve for x
    x = 501,516,847.46/22,116.10
  6. Step 6: Final answer
    x = 22,676.55

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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.