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Finding the Third Proportional to 26,709.25 and 56,993

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Solution

The third proportional to 26,709.25 and 56,993 is: 121,613.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709.25 : 56,993 = 56,993 : x
  2. Step 2: Convert to fraction form
    26,709.25/56,993 = 56,993/x
  3. Step 3: Cross multiply
    26,709.25x = 56,993 × 56,993
  4. Step 4: Simplify right side
    26,709.25x = 3,248,202,049
  5. Step 5: Solve for x
    x = 3,248,202,049/26,709.25
  6. Step 6: Final answer
    x = 121,613.38

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.