Home / 22,149.45-33,226.20-8,999.10

Finding the Fourth Proportional to 22,149.45, 33,226.20 and 8,999.10

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Solution

The fourth proportional to 22,149.45, 33,226.20 and 8,999.10 is: 13,499.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,149.45 : 33,226.20 = 8,999.10 : x
  2. Step 2: Convert to fraction form
    22,149.45/33,226.20 = 8,999.10/x
  3. Step 3: Cross multiply
    22,149.45x = 33,226.20 × 8,999.10
  4. Step 4: Simplify right side
    22,149.45x = 299,005,896.42
  5. Step 5: Solve for x
    x = 299,005,896.42/22,149.45
  6. Step 6: Final answer
    x = 13,499.47

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Half scale
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Double scale
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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.