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Finding the Third Proportional to 14,151 and 31,022

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Solution

The third proportional to 14,151 and 31,022 is: 68,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,151 : 31,022 = 31,022 : x
  2. Step 2: Convert to fraction form
    14,151/31,022 = 31,022/x
  3. Step 3: Cross multiply
    14,151x = 31,022 × 31,022
  4. Step 4: Simplify right side
    14,151x = 962,364,484
  5. Step 5: Solve for x
    x = 962,364,484/14,151
  6. Step 6: Final answer
    x = 68,006.82

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.