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Finding the Third Proportional to 19,244 and 30,081

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Solution

The third proportional to 19,244 and 30,081 is: 47,020.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244 : 30,081 = 30,081 : x
  2. Step 2: Convert to fraction form
    19,244/30,081 = 30,081/x
  3. Step 3: Cross multiply
    19,244x = 30,081 × 30,081
  4. Step 4: Simplify right side
    19,244x = 904,866,561
  5. Step 5: Solve for x
    x = 904,866,561/19,244
  6. Step 6: Final answer
    x = 47,020.71

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.