Home / 33,601.20-50,380.20-13,887.60

Finding the Fourth Proportional to 33,601.20, 50,380.20 and 13,887.60

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Solution

The fourth proportional to 33,601.20, 50,380.20 and 13,887.60 is: 20,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,601.20 : 50,380.20 = 13,887.60 : x
  2. Step 2: Convert to fraction form
    33,601.20/50,380.20 = 13,887.60/x
  3. Step 3: Cross multiply
    33,601.20x = 50,380.20 × 13,887.60
  4. Step 4: Simplify right side
    33,601.20x = 699,660,065.52
  5. Step 5: Solve for x
    x = 699,660,065.52/33,601.20
  6. Step 6: Final answer
    x = 20,822.47

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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.