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Finding the Fourth Proportional to 36,380.28, 50,193.90 and 22,218.24

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Solution

The fourth proportional to 36,380.28, 50,193.90 and 22,218.24 is: 30,654.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,380.28 : 50,193.90 = 22,218.24 : x
  2. Step 2: Convert to fraction form
    36,380.28/50,193.90 = 22,218.24/x
  3. Step 3: Cross multiply
    36,380.28x = 50,193.90 × 22,218.24
  4. Step 4: Simplify right side
    36,380.28x = 1,115,220,116.74
  5. Step 5: Solve for x
    x = 1,115,220,116.74/36,380.28
  6. Step 6: Final answer
    x = 30,654.52

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.