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Finding the Third Proportional to 6,291.50 and 13,195

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Solution

The third proportional to 6,291.50 and 13,195 is: 27,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291.50 : 13,195 = 13,195 : x
  2. Step 2: Convert to fraction form
    6,291.50/13,195 = 13,195/x
  3. Step 3: Cross multiply
    6,291.50x = 13,195 × 13,195
  4. Step 4: Simplify right side
    6,291.50x = 174,108,025
  5. Step 5: Solve for x
    x = 174,108,025/6,291.50
  6. Step 6: Final answer
    x = 27,673.53

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.