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Finding the Third Proportional to 15,633.75 and 22,340.25

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Solution

The third proportional to 15,633.75 and 22,340.25 is: 31,923.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,633.75 : 22,340.25 = 22,340.25 : x
  2. Step 2: Convert to fraction form
    15,633.75/22,340.25 = 22,340.25/x
  3. Step 3: Cross multiply
    15,633.75x = 22,340.25 × 22,340.25
  4. Step 4: Simplify right side
    15,633.75x = 499,086,770.06
  5. Step 5: Solve for x
    x = 499,086,770.06/15,633.75
  6. Step 6: Final answer
    x = 31,923.68

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.