Home / 33,620.20-50,408.70-13,906.60

Finding the Fourth Proportional to 33,620.20, 50,408.70 and 13,906.60

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Solution

The fourth proportional to 33,620.20, 50,408.70 and 13,906.60 is: 20,850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,620.20 : 50,408.70 = 13,906.60 : x
  2. Step 2: Convert to fraction form
    33,620.20/50,408.70 = 13,906.60/x
  3. Step 3: Cross multiply
    33,620.20x = 50,408.70 × 13,906.60
  4. Step 4: Simplify right side
    33,620.20x = 701,013,627.42
  5. Step 5: Solve for x
    x = 701,013,627.42/33,620.20
  6. Step 6: Final answer
    x = 20,850.97

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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.