Home / 18,249.37-27,375.10-5,101.72

Finding the Fourth Proportional to 18,249.37, 27,375.10 and 5,101.72

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Solution

The fourth proportional to 18,249.37, 27,375.10 and 5,101.72 is: 7,652.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.37 : 27,375.10 = 5,101.72 : x
  2. Step 2: Convert to fraction form
    18,249.37/27,375.10 = 5,101.72/x
  3. Step 3: Cross multiply
    18,249.37x = 27,375.10 × 5,101.72
  4. Step 4: Simplify right side
    18,249.37x = 139,660,013.98
  5. Step 5: Solve for x
    x = 139,660,013.98/18,249.37
  6. Step 6: Final answer
    x = 7,652.87

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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.