Home / 25,524.44-38,272.26-7,989.56

Finding the Fourth Proportional to 25,524.44, 38,272.26 and 7,989.56

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Solution

The fourth proportional to 25,524.44, 38,272.26 and 7,989.56 is: 11,979.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,524.44 : 38,272.26 = 7,989.56 : x
  2. Step 2: Convert to fraction form
    25,524.44/38,272.26 = 7,989.56/x
  3. Step 3: Cross multiply
    25,524.44x = 38,272.26 × 7,989.56
  4. Step 4: Simplify right side
    25,524.44x = 305,778,517.61
  5. Step 5: Solve for x
    x = 305,778,517.61/25,524.44
  6. Step 6: Final answer
    x = 11,979.83

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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.