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Finding the Third Proportional to 6,121.13 and 12,604.50

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Solution

The third proportional to 6,121.13 and 12,604.50 is: 25,954.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.13 : 12,604.50 = 12,604.50 : x
  2. Step 2: Convert to fraction form
    6,121.13/12,604.50 = 12,604.50/x
  3. Step 3: Cross multiply
    6,121.13x = 12,604.50 × 12,604.50
  4. Step 4: Simplify right side
    6,121.13x = 158,873,420.25
  5. Step 5: Solve for x
    x = 158,873,420.25/6,121.13
  6. Step 6: Final answer
    x = 25,954.94

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.