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Finding the Third Proportional to 15,245.25 and 35,920.13

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Solution

The third proportional to 15,245.25 and 35,920.13 is: 84,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,245.25 : 35,920.13 = 35,920.13 : x
  2. Step 2: Convert to fraction form
    15,245.25/35,920.13 = 35,920.13/x
  3. Step 3: Cross multiply
    15,245.25x = 35,920.13 × 35,920.13
  4. Step 4: Simplify right side
    15,245.25x = 1,290,255,380.02
  5. Step 5: Solve for x
    x = 1,290,255,380.02/15,245.25
  6. Step 6: Final answer
    x = 84,633.27

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.