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Finding the Third Proportional to 18,190.69 and 25,675.88

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Solution

The third proportional to 18,190.69 and 25,675.88 is: 36,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.69 : 25,675.88 = 25,675.88 : x
  2. Step 2: Convert to fraction form
    18,190.69/25,675.88 = 25,675.88/x
  3. Step 3: Cross multiply
    18,190.69x = 25,675.88 × 25,675.88
  4. Step 4: Simplify right side
    18,190.69x = 659,250,557.02
  5. Step 5: Solve for x
    x = 659,250,557.02/18,190.69
  6. Step 6: Final answer
    x = 36,241.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.