Home / 18,160.11-27,249.49-7,494.35

Finding the Fourth Proportional to 18,160.11, 27,249.49 and 7,494.35

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Solution

The fourth proportional to 18,160.11, 27,249.49 and 7,494.35 is: 11,245.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160.11 : 27,249.49 = 7,494.35 : x
  2. Step 2: Convert to fraction form
    18,160.11/27,249.49 = 7,494.35/x
  3. Step 3: Cross multiply
    18,160.11x = 27,249.49 × 7,494.35
  4. Step 4: Simplify right side
    18,160.11x = 204,217,088.50
  5. Step 5: Solve for x
    x = 204,217,088.50/18,160.11
  6. Step 6: Final answer
    x = 11,245.37

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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.