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Finding the Third Proportional to 9,261.50 and 13,893.25

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Solution

The third proportional to 9,261.50 and 13,893.25 is: 20,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.50 : 13,893.25 = 13,893.25 : x
  2. Step 2: Convert to fraction form
    9,261.50/13,893.25 = 13,893.25/x
  3. Step 3: Cross multiply
    9,261.50x = 13,893.25 × 13,893.25
  4. Step 4: Simplify right side
    9,261.50x = 193,022,395.56
  5. Step 5: Solve for x
    x = 193,022,395.56/9,261.50
  6. Step 6: Final answer
    x = 20,841.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.