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Finding the Third Proportional to 9,306 and 19,647

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Solution

The third proportional to 9,306 and 19,647 is: 41,479.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306 : 19,647 = 19,647 : x
  2. Step 2: Convert to fraction form
    9,306/19,647 = 19,647/x
  3. Step 3: Cross multiply
    9,306x = 19,647 × 19,647
  4. Step 4: Simplify right side
    9,306x = 386,004,609
  5. Step 5: Solve for x
    x = 386,004,609/9,306
  6. Step 6: Final answer
    x = 41,479.11

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.