Home / 24,539.20-36,765.60-20,132.80

Finding the Fourth Proportional to 24,539.20, 36,765.60 and 20,132.80

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Solution

The fourth proportional to 24,539.20, 36,765.60 and 20,132.80 is: 30,163.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,539.20 : 36,765.60 = 20,132.80 : x
  2. Step 2: Convert to fraction form
    24,539.20/36,765.60 = 20,132.80/x
  3. Step 3: Cross multiply
    24,539.20x = 36,765.60 × 20,132.80
  4. Step 4: Simplify right side
    24,539.20x = 740,194,471.68
  5. Step 5: Solve for x
    x = 740,194,471.68/24,539.20
  6. Step 6: Final answer
    x = 30,163.76

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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.