Home / 18,249.27-27,371.55-5,770.56

Finding the Fourth Proportional to 18,249.27, 27,371.55 and 5,770.56

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Solution

The fourth proportional to 18,249.27, 27,371.55 and 5,770.56 is: 8,655.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.27 : 27,371.55 = 5,770.56 : x
  2. Step 2: Convert to fraction form
    18,249.27/27,371.55 = 5,770.56/x
  3. Step 3: Cross multiply
    18,249.27x = 27,371.55 × 5,770.56
  4. Step 4: Simplify right side
    18,249.27x = 157,949,142.72
  5. Step 5: Solve for x
    x = 157,949,142.72/18,249.27
  6. Step 6: Final answer
    x = 8,655.09

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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.