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Finding the Third Proportional to 10,050.75 and 15,315.75

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Solution

The third proportional to 10,050.75 and 15,315.75 is: 23,338.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050.75 : 15,315.75 = 15,315.75 : x
  2. Step 2: Convert to fraction form
    10,050.75/15,315.75 = 15,315.75/x
  3. Step 3: Cross multiply
    10,050.75x = 15,315.75 × 15,315.75
  4. Step 4: Simplify right side
    10,050.75x = 234,572,198.06
  5. Step 5: Solve for x
    x = 234,572,198.06/10,050.75
  6. Step 6: Final answer
    x = 23,338.78

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.