Home / 33,520.40-50,279.90-8,560.46

Finding the Fourth Proportional to 33,520.40, 50,279.90 and 8,560.46

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Solution

The fourth proportional to 33,520.40, 50,279.90 and 8,560.46 is: 12,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,520.40 : 50,279.90 = 8,560.46 : x
  2. Step 2: Convert to fraction form
    33,520.40/50,279.90 = 8,560.46/x
  3. Step 3: Cross multiply
    33,520.40x = 50,279.90 × 8,560.46
  4. Step 4: Simplify right side
    33,520.40x = 430,418,778.55
  5. Step 5: Solve for x
    x = 430,418,778.55/33,520.40
  6. Step 6: Final answer
    x = 12,840.50

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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.