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Finding the Fourth Proportional to 22,041.70, 33,067.34 and 7,249.88

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Solution

The fourth proportional to 22,041.70, 33,067.34 and 7,249.88 is: 10,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,041.70 : 33,067.34 = 7,249.88 : x
  2. Step 2: Convert to fraction form
    22,041.70/33,067.34 = 7,249.88/x
  3. Step 3: Cross multiply
    22,041.70x = 33,067.34 × 7,249.88
  4. Step 4: Simplify right side
    22,041.70x = 239,734,246.92
  5. Step 5: Solve for x
    x = 239,734,246.92/22,041.70
  6. Step 6: Final answer
    x = 10,876.40

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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.