Home / 18,163.32-27,245.13-5,016.39

Finding the Fourth Proportional to 18,163.32, 27,245.13 and 5,016.39

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Solution

The fourth proportional to 18,163.32, 27,245.13 and 5,016.39 is: 7,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.32 : 27,245.13 = 5,016.39 : x
  2. Step 2: Convert to fraction form
    18,163.32/27,245.13 = 5,016.39/x
  3. Step 3: Cross multiply
    18,163.32x = 27,245.13 × 5,016.39
  4. Step 4: Simplify right side
    18,163.32x = 136,672,197.68
  5. Step 5: Solve for x
    x = 136,672,197.68/18,163.32
  6. Step 6: Final answer
    x = 7,524.63

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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.