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Finding the Third Proportional to 12,408.75 and 27,048.75

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Solution

The third proportional to 12,408.75 and 27,048.75 is: 58,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,408.75 : 27,048.75 = 27,048.75 : x
  2. Step 2: Convert to fraction form
    12,408.75/27,048.75 = 27,048.75/x
  3. Step 3: Cross multiply
    12,408.75x = 27,048.75 × 27,048.75
  4. Step 4: Simplify right side
    12,408.75x = 731,634,876.56
  5. Step 5: Solve for x
    x = 731,634,876.56/12,408.75
  6. Step 6: Final answer
    x = 58,961.21

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.