Home / 33,432.13-50,147.69-8,131.88

Finding the Fourth Proportional to 33,432.13, 50,147.69 and 8,131.88

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Solution

The fourth proportional to 33,432.13, 50,147.69 and 8,131.88 is: 12,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,432.13 : 50,147.69 = 8,131.88 : x
  2. Step 2: Convert to fraction form
    33,432.13/50,147.69 = 8,131.88/x
  3. Step 3: Cross multiply
    33,432.13x = 50,147.69 × 8,131.88
  4. Step 4: Simplify right side
    33,432.13x = 407,794,997.36
  5. Step 5: Solve for x
    x = 407,794,997.36/33,432.13
  6. Step 6: Final answer
    x = 12,197.70

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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.