Home / 18,327.86-27,493.80-5,843.48

Finding the Fourth Proportional to 18,327.86, 27,493.80 and 5,843.48

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Solution

The fourth proportional to 18,327.86, 27,493.80 and 5,843.48 is: 8,765.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.86 : 27,493.80 = 5,843.48 : x
  2. Step 2: Convert to fraction form
    18,327.86/27,493.80 = 5,843.48/x
  3. Step 3: Cross multiply
    18,327.86x = 27,493.80 × 5,843.48
  4. Step 4: Simplify right side
    18,327.86x = 160,659,470.42
  5. Step 5: Solve for x
    x = 160,659,470.42/18,327.86
  6. Step 6: Final answer
    x = 8,765.86

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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.