Home / 22,146.52-33,221.38-8,999.14

Finding the Fourth Proportional to 22,146.52, 33,221.38 and 8,999.14

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Solution

The fourth proportional to 22,146.52, 33,221.38 and 8,999.14 is: 13,499.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146.52 : 33,221.38 = 8,999.14 : x
  2. Step 2: Convert to fraction form
    22,146.52/33,221.38 = 8,999.14/x
  3. Step 3: Cross multiply
    22,146.52x = 33,221.38 × 8,999.14
  4. Step 4: Simplify right side
    22,146.52x = 298,963,849.61
  5. Step 5: Solve for x
    x = 298,963,849.61/22,146.52
  6. Step 6: Final answer
    x = 13,499.36

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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.