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Finding the Third Proportional to 18,371.81 and 34,192.13

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Solution

The third proportional to 18,371.81 and 34,192.13 is: 63,635.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,371.81 : 34,192.13 = 34,192.13 : x
  2. Step 2: Convert to fraction form
    18,371.81/34,192.13 = 34,192.13/x
  3. Step 3: Cross multiply
    18,371.81x = 34,192.13 × 34,192.13
  4. Step 4: Simplify right side
    18,371.81x = 1,169,101,412.02
  5. Step 5: Solve for x
    x = 1,169,101,412.02/18,371.81
  6. Step 6: Final answer
    x = 63,635.61

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.