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Finding the Third Proportional to 11,245.50 and 26,858.25

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Solution

The third proportional to 11,245.50 and 26,858.25 is: 64,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.50 : 26,858.25 = 26,858.25 : x
  2. Step 2: Convert to fraction form
    11,245.50/26,858.25 = 26,858.25/x
  3. Step 3: Cross multiply
    11,245.50x = 26,858.25 × 26,858.25
  4. Step 4: Simplify right side
    11,245.50x = 721,365,593.06
  5. Step 5: Solve for x
    x = 721,365,593.06/11,245.50
  6. Step 6: Final answer
    x = 64,147.04

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.