Home / 33,432.20-50,172.60-13,724.90

Finding the Fourth Proportional to 33,432.20, 50,172.60 and 13,724.90

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Solution

The fourth proportional to 33,432.20, 50,172.60 and 13,724.90 is: 20,597.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,432.20 : 50,172.60 = 13,724.90 : x
  2. Step 2: Convert to fraction form
    33,432.20/50,172.60 = 13,724.90/x
  3. Step 3: Cross multiply
    33,432.20x = 50,172.60 × 13,724.90
  4. Step 4: Simplify right side
    33,432.20x = 688,613,917.74
  5. Step 5: Solve for x
    x = 688,613,917.74/33,432.20
  6. Step 6: Final answer
    x = 20,597.33

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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.