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Finding the Fourth Proportional to 22,015.80, 33,023.34 and 5,375.88

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Solution

The fourth proportional to 22,015.80, 33,023.34 and 5,375.88 is: 8,063.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.80 : 33,023.34 = 5,375.88 : x
  2. Step 2: Convert to fraction form
    22,015.80/33,023.34 = 5,375.88/x
  3. Step 3: Cross multiply
    22,015.80x = 33,023.34 × 5,375.88
  4. Step 4: Simplify right side
    22,015.80x = 177,529,513.04
  5. Step 5: Solve for x
    x = 177,529,513.04/22,015.80
  6. Step 6: Final answer
    x = 8,063.73

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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.