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Finding the Third Proportional to 4,684.50 and 11,377.13

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Solution

The third proportional to 4,684.50 and 11,377.13 is: 27,631.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.50 : 11,377.13 = 11,377.13 : x
  2. Step 2: Convert to fraction form
    4,684.50/11,377.13 = 11,377.13/x
  3. Step 3: Cross multiply
    4,684.50x = 11,377.13 × 11,377.13
  4. Step 4: Simplify right side
    4,684.50x = 129,438,973.27
  5. Step 5: Solve for x
    x = 129,438,973.27/4,684.50
  6. Step 6: Final answer
    x = 27,631.33

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Why These Related Problems?

These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.