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Finding the Third Proportional to 19,668 and 25,524

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Solution

The third proportional to 19,668 and 25,524 is: 33,123.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,668 : 25,524 = 25,524 : x
  2. Step 2: Convert to fraction form
    19,668/25,524 = 25,524/x
  3. Step 3: Cross multiply
    19,668x = 25,524 × 25,524
  4. Step 4: Simplify right side
    19,668x = 651,474,576
  5. Step 5: Solve for x
    x = 651,474,576/19,668
  6. Step 6: Final answer
    x = 33,123.58

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.