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Finding the Third Proportional to 15,905.75 and 23,850.75

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Solution

The third proportional to 15,905.75 and 23,850.75 is: 35,764.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,905.75 : 23,850.75 = 23,850.75 : x
  2. Step 2: Convert to fraction form
    15,905.75/23,850.75 = 23,850.75/x
  3. Step 3: Cross multiply
    15,905.75x = 23,850.75 × 23,850.75
  4. Step 4: Simplify right side
    15,905.75x = 568,858,275.56
  5. Step 5: Solve for x
    x = 568,858,275.56/15,905.75
  6. Step 6: Final answer
    x = 35,764.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.