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Finding the Third Proportional to 18,563 and 38,032

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Solution

The third proportional to 18,563 and 38,032 is: 77,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563 : 38,032 = 38,032 : x
  2. Step 2: Convert to fraction form
    18,563/38,032 = 38,032/x
  3. Step 3: Cross multiply
    18,563x = 38,032 × 38,032
  4. Step 4: Simplify right side
    18,563x = 1,446,433,024
  5. Step 5: Solve for x
    x = 1,446,433,024/18,563
  6. Step 6: Final answer
    x = 77,920.22

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.