Home / 33,519.78-50,279.63-8,559.85

Finding the Fourth Proportional to 33,519.78, 50,279.63 and 8,559.85

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Solution

The fourth proportional to 33,519.78, 50,279.63 and 8,559.85 is: 12,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,519.78 : 50,279.63 = 8,559.85 : x
  2. Step 2: Convert to fraction form
    33,519.78/50,279.63 = 8,559.85/x
  3. Step 3: Cross multiply
    33,519.78x = 50,279.63 × 8,559.85
  4. Step 4: Simplify right side
    33,519.78x = 430,386,064.78
  5. Step 5: Solve for x
    x = 430,386,064.78/33,519.78
  6. Step 6: Final answer
    x = 12,839.76

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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.