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Finding the Third Proportional to 5,656.50 and 11,475

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Solution

The third proportional to 5,656.50 and 11,475 is: 23,278.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.50 : 11,475 = 11,475 : x
  2. Step 2: Convert to fraction form
    5,656.50/11,475 = 11,475/x
  3. Step 3: Cross multiply
    5,656.50x = 11,475 × 11,475
  4. Step 4: Simplify right side
    5,656.50x = 131,675,625
  5. Step 5: Solve for x
    x = 131,675,625/5,656.50
  6. Step 6: Final answer
    x = 23,278.64

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.