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Finding the Third Proportional to 9,713 and 21,249

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Solution

The third proportional to 9,713 and 21,249 is: 46,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,713 : 21,249 = 21,249 : x
  2. Step 2: Convert to fraction form
    9,713/21,249 = 21,249/x
  3. Step 3: Cross multiply
    9,713x = 21,249 × 21,249
  4. Step 4: Simplify right side
    9,713x = 451,520,001
  5. Step 5: Solve for x
    x = 451,520,001/9,713
  6. Step 6: Final answer
    x = 46,486.15

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.