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Finding the Third Proportional to 6,600.75 and 13,309.50

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Solution

The third proportional to 6,600.75 and 13,309.50 is: 26,836.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.75 : 13,309.50 = 13,309.50 : x
  2. Step 2: Convert to fraction form
    6,600.75/13,309.50 = 13,309.50/x
  3. Step 3: Cross multiply
    6,600.75x = 13,309.50 × 13,309.50
  4. Step 4: Simplify right side
    6,600.75x = 177,142,790.25
  5. Step 5: Solve for x
    x = 177,142,790.25/6,600.75
  6. Step 6: Final answer
    x = 26,836.77

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Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.