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Finding the Third Proportional to 13,243.50 and 19,151.44

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Solution

The third proportional to 13,243.50 and 19,151.44 is: 27,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,243.50 : 19,151.44 = 19,151.44 : x
  2. Step 2: Convert to fraction form
    13,243.50/19,151.44 = 19,151.44/x
  3. Step 3: Cross multiply
    13,243.50x = 19,151.44 × 19,151.44
  4. Step 4: Simplify right side
    13,243.50x = 366,777,558.32
  5. Step 5: Solve for x
    x = 366,777,558.32/13,243.50
  6. Step 6: Final answer
    x = 27,694.91

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.