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Finding the Third Proportional to 13,672.13 and 29,531.25

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Solution

The third proportional to 13,672.13 and 29,531.25 is: 63,786.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,672.13 : 29,531.25 = 29,531.25 : x
  2. Step 2: Convert to fraction form
    13,672.13/29,531.25 = 29,531.25/x
  3. Step 3: Cross multiply
    13,672.13x = 29,531.25 × 29,531.25
  4. Step 4: Simplify right side
    13,672.13x = 872,094,726.56
  5. Step 5: Solve for x
    x = 872,094,726.56/13,672.13
  6. Step 6: Final answer
    x = 63,786.33

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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.