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Finding the Fourth Proportional to 22,065.49, 33,098.24 and 15,520.96

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Solution

The fourth proportional to 22,065.49, 33,098.24 and 15,520.96 is: 23,281.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.49 : 33,098.24 = 15,520.96 : x
  2. Step 2: Convert to fraction form
    22,065.49/33,098.24 = 15,520.96/x
  3. Step 3: Cross multiply
    22,065.49x = 33,098.24 × 15,520.96
  4. Step 4: Simplify right side
    22,065.49x = 513,716,459.11
  5. Step 5: Solve for x
    x = 513,716,459.11/22,065.49
  6. Step 6: Final answer
    x = 23,281.44

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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.