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Finding the Third Proportional to 11,761.88 and 25,893

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Solution

The third proportional to 11,761.88 and 25,893 is: 57,001.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,761.88 : 25,893 = 25,893 : x
  2. Step 2: Convert to fraction form
    11,761.88/25,893 = 25,893/x
  3. Step 3: Cross multiply
    11,761.88x = 25,893 × 25,893
  4. Step 4: Simplify right side
    11,761.88x = 670,447,449
  5. Step 5: Solve for x
    x = 670,447,449/11,761.88
  6. Step 6: Final answer
    x = 57,001.75

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.