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Finding the Third Proportional to 13,942.13 and 25,287.19

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Solution

The third proportional to 13,942.13 and 25,287.19 is: 45,864.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942.13 : 25,287.19 = 25,287.19 : x
  2. Step 2: Convert to fraction form
    13,942.13/25,287.19 = 25,287.19/x
  3. Step 3: Cross multiply
    13,942.13x = 25,287.19 × 25,287.19
  4. Step 4: Simplify right side
    13,942.13x = 639,441,851.66
  5. Step 5: Solve for x
    x = 639,441,851.66/13,942.13
  6. Step 6: Final answer
    x = 45,864.02

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Why These Related Problems?

These problems maintain the same ratio (1.81) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.