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Finding the Third Proportional to 12,719 and 26,995

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Solution

The third proportional to 12,719 and 26,995 is: 57,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,719 : 26,995 = 26,995 : x
  2. Step 2: Convert to fraction form
    12,719/26,995 = 26,995/x
  3. Step 3: Cross multiply
    12,719x = 26,995 × 26,995
  4. Step 4: Simplify right side
    12,719x = 728,730,025
  5. Step 5: Solve for x
    x = 728,730,025/12,719
  6. Step 6: Final answer
    x = 57,294.60

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.