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Finding the Third Proportional to 18,595 and 39,103

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Solution

The third proportional to 18,595 and 39,103 is: 82,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,595 : 39,103 = 39,103 : x
  2. Step 2: Convert to fraction form
    18,595/39,103 = 39,103/x
  3. Step 3: Cross multiply
    18,595x = 39,103 × 39,103
  4. Step 4: Simplify right side
    18,595x = 1,529,044,609
  5. Step 5: Solve for x
    x = 1,529,044,609/18,595
  6. Step 6: Final answer
    x = 82,228.80

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.