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Finding the Third Proportional to 13,893.19 and 18,343.13

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Solution

The third proportional to 13,893.19 and 18,343.13 is: 24,218.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.19 : 18,343.13 = 18,343.13 : x
  2. Step 2: Convert to fraction form
    13,893.19/18,343.13 = 18,343.13/x
  3. Step 3: Cross multiply
    13,893.19x = 18,343.13 × 18,343.13
  4. Step 4: Simplify right side
    13,893.19x = 336,470,234.77
  5. Step 5: Solve for x
    x = 336,470,234.77/13,893.19
  6. Step 6: Final answer
    x = 24,218.36

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.