Home / 38,657.60-57,997.20-16,481.60

Finding the Fourth Proportional to 38,657.60, 57,997.20 and 16,481.60

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Solution

The fourth proportional to 38,657.60, 57,997.20 and 16,481.60 is: 24,727.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657.60 : 57,997.20 = 16,481.60 : x
  2. Step 2: Convert to fraction form
    38,657.60/57,997.20 = 16,481.60/x
  3. Step 3: Cross multiply
    38,657.60x = 57,997.20 × 16,481.60
  4. Step 4: Simplify right side
    38,657.60x = 955,886,651.52
  5. Step 5: Solve for x
    x = 955,886,651.52/38,657.60
  6. Step 6: Final answer
    x = 24,727.00

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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.