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Finding the Third Proportional to 6.87 and 14.84

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Solution

The third proportional to 6.87 and 14.84 is: 32.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.87 : 14.84 = 14.84 : x
  2. Step 2: Convert to fraction form
    6.87/14.84 = 14.84/x
  3. Step 3: Cross multiply
    6.87x = 14.84 × 14.84
  4. Step 4: Simplify right side
    6.87x = 220.11
  5. Step 5: Solve for x
    x = 220.11/6.87
  6. Step 6: Final answer
    x = 32.05

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.