Home / 18,249.12-27,327-14,556.72

Finding the Fourth Proportional to 18,249.12, 27,327 and 14,556.72

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Solution

The fourth proportional to 18,249.12, 27,327 and 14,556.72 is: 21,797.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.12 : 27,327 = 14,556.72 : x
  2. Step 2: Convert to fraction form
    18,249.12/27,327 = 14,556.72/x
  3. Step 3: Cross multiply
    18,249.12x = 27,327 × 14,556.72
  4. Step 4: Simplify right side
    18,249.12x = 397,791,487.44
  5. Step 5: Solve for x
    x = 397,791,487.44/18,249.12
  6. Step 6: Final answer
    x = 21,797.84

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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.