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Finding the Third Proportional to 14,379 and 31,026

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Solution

The third proportional to 14,379 and 31,026 is: 66,945.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379 : 31,026 = 31,026 : x
  2. Step 2: Convert to fraction form
    14,379/31,026 = 31,026/x
  3. Step 3: Cross multiply
    14,379x = 31,026 × 31,026
  4. Step 4: Simplify right side
    14,379x = 962,612,676
  5. Step 5: Solve for x
    x = 962,612,676/14,379
  6. Step 6: Final answer
    x = 66,945.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.