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Finding the Third Proportional to 8,668.27 and 18,565.45

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Solution

The third proportional to 8,668.27 and 18,565.45 is: 39,762.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668.27 : 18,565.45 = 18,565.45 : x
  2. Step 2: Convert to fraction form
    8,668.27/18,565.45 = 18,565.45/x
  3. Step 3: Cross multiply
    8,668.27x = 18,565.45 × 18,565.45
  4. Step 4: Simplify right side
    8,668.27x = 344,676,049.74
  5. Step 5: Solve for x
    x = 344,676,049.74/8,668.27
  6. Step 6: Final answer
    x = 39,762.98

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.