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Finding the Third Proportional to 6,680.60 and 14,343.64

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Solution

The third proportional to 6,680.60 and 14,343.64 is: 30,796.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.60 : 14,343.64 = 14,343.64 : x
  2. Step 2: Convert to fraction form
    6,680.60/14,343.64 = 14,343.64/x
  3. Step 3: Cross multiply
    6,680.60x = 14,343.64 × 14,343.64
  4. Step 4: Simplify right side
    6,680.60x = 205,740,138.44
  5. Step 5: Solve for x
    x = 205,740,138.44/6,680.60
  6. Step 6: Final answer
    x = 30,796.65

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.