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Finding the Third Proportional to 6,814.13 and 14,623.03

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Solution

The third proportional to 6,814.13 and 14,623.03 is: 31,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.13 : 14,623.03 = 14,623.03 : x
  2. Step 2: Convert to fraction form
    6,814.13/14,623.03 = 14,623.03/x
  3. Step 3: Cross multiply
    6,814.13x = 14,623.03 × 14,623.03
  4. Step 4: Simplify right side
    6,814.13x = 213,833,042.94
  5. Step 5: Solve for x
    x = 213,833,042.94/6,814.13
  6. Step 6: Final answer
    x = 31,380.85

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.