Home / 33,519.38-50,278.89-8,218.58

Finding the Fourth Proportional to 33,519.38, 50,278.89 and 8,218.58

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Solution

The fourth proportional to 33,519.38, 50,278.89 and 8,218.58 is: 12,327.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,519.38 : 50,278.89 = 8,218.58 : x
  2. Step 2: Convert to fraction form
    33,519.38/50,278.89 = 8,218.58/x
  3. Step 3: Cross multiply
    33,519.38x = 50,278.89 × 8,218.58
  4. Step 4: Simplify right side
    33,519.38x = 413,221,079.78
  5. Step 5: Solve for x
    x = 413,221,079.78/33,519.38
  6. Step 6: Final answer
    x = 12,327.83

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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.