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Finding the Third Proportional to 9,183 and 18,909

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Solution

The third proportional to 9,183 and 18,909 is: 38,936.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183 : 18,909 = 18,909 : x
  2. Step 2: Convert to fraction form
    9,183/18,909 = 18,909/x
  3. Step 3: Cross multiply
    9,183x = 18,909 × 18,909
  4. Step 4: Simplify right side
    9,183x = 357,550,281
  5. Step 5: Solve for x
    x = 357,550,281/9,183
  6. Step 6: Final answer
    x = 38,936.11

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.