Home / 18,524.20-27,766.86-13,327.24

Finding the Fourth Proportional to 18,524.20, 27,766.86 and 13,327.24

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Solution

The fourth proportional to 18,524.20, 27,766.86 and 13,327.24 is: 19,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.20 : 27,766.86 = 13,327.24 : x
  2. Step 2: Convert to fraction form
    18,524.20/27,766.86 = 13,327.24/x
  3. Step 3: Cross multiply
    18,524.20x = 27,766.86 × 13,327.24
  4. Step 4: Simplify right side
    18,524.20x = 370,055,607.27
  5. Step 5: Solve for x
    x = 370,055,607.27/18,524.20
  6. Step 6: Final answer
    x = 19,976.87

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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.