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Finding the Third Proportional to 13,771 and 29,729.50

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Solution

The third proportional to 13,771 and 29,729.50 is: 64,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771 : 29,729.50 = 29,729.50 : x
  2. Step 2: Convert to fraction form
    13,771/29,729.50 = 29,729.50/x
  3. Step 3: Cross multiply
    13,771x = 29,729.50 × 29,729.50
  4. Step 4: Simplify right side
    13,771x = 883,843,170.25
  5. Step 5: Solve for x
    x = 883,843,170.25/13,771
  6. Step 6: Final answer
    x = 64,181.48

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.