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Finding the Fourth Proportional to 22,201.74, 33,276.74 and 8,151.17

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Solution

The fourth proportional to 22,201.74, 33,276.74 and 8,151.17 is: 12,217.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,201.74 : 33,276.74 = 8,151.17 : x
  2. Step 2: Convert to fraction form
    22,201.74/33,276.74 = 8,151.17/x
  3. Step 3: Cross multiply
    22,201.74x = 33,276.74 × 8,151.17
  4. Step 4: Simplify right side
    22,201.74x = 271,244,157.65
  5. Step 5: Solve for x
    x = 271,244,157.65/22,201.74
  6. Step 6: Final answer
    x = 12,217.25

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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.