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Finding the Third Proportional to 11,458 and 18,177

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Solution

The third proportional to 11,458 and 18,177 is: 28,836.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458 : 18,177 = 18,177 : x
  2. Step 2: Convert to fraction form
    11,458/18,177 = 18,177/x
  3. Step 3: Cross multiply
    11,458x = 18,177 × 18,177
  4. Step 4: Simplify right side
    11,458x = 330,403,329
  5. Step 5: Solve for x
    x = 330,403,329/11,458
  6. Step 6: Final answer
    x = 28,836.04

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.