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Finding the Third Proportional to 8,977 and 18,401

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Solution

The third proportional to 8,977 and 18,401 is: 37,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977 : 18,401 = 18,401 : x
  2. Step 2: Convert to fraction form
    8,977/18,401 = 18,401/x
  3. Step 3: Cross multiply
    8,977x = 18,401 × 18,401
  4. Step 4: Simplify right side
    8,977x = 338,596,801
  5. Step 5: Solve for x
    x = 338,596,801/8,977
  6. Step 6: Final answer
    x = 37,718.26

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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.