Home / 33,630.60-50,445.90-13,947.60

Finding the Fourth Proportional to 33,630.60, 50,445.90 and 13,947.60

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Solution

The fourth proportional to 33,630.60, 50,445.90 and 13,947.60 is: 20,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,630.60 : 50,445.90 = 13,947.60 : x
  2. Step 2: Convert to fraction form
    33,630.60/50,445.90 = 13,947.60/x
  3. Step 3: Cross multiply
    33,630.60x = 50,445.90 × 13,947.60
  4. Step 4: Simplify right side
    33,630.60x = 703,599,234.84
  5. Step 5: Solve for x
    x = 703,599,234.84/33,630.60
  6. Step 6: Final answer
    x = 20,921.40

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Similar ratio
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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.