Home / 18,151.23-27,226.85-7,622.85

Finding the Fourth Proportional to 18,151.23, 27,226.85 and 7,622.85

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Solution

The fourth proportional to 18,151.23, 27,226.85 and 7,622.85 is: 11,434.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151.23 : 27,226.85 = 7,622.85 : x
  2. Step 2: Convert to fraction form
    18,151.23/27,226.85 = 7,622.85/x
  3. Step 3: Cross multiply
    18,151.23x = 27,226.85 × 7,622.85
  4. Step 4: Simplify right side
    18,151.23x = 207,546,155.41
  5. Step 5: Solve for x
    x = 207,546,155.41/18,151.23
  6. Step 6: Final answer
    x = 11,434.28

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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.