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Finding the Third Proportional to 22,359.75 and 31,338.75

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Solution

The third proportional to 22,359.75 and 31,338.75 is: 43,923.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,359.75 : 31,338.75 = 31,338.75 : x
  2. Step 2: Convert to fraction form
    22,359.75/31,338.75 = 31,338.75/x
  3. Step 3: Cross multiply
    22,359.75x = 31,338.75 × 31,338.75
  4. Step 4: Simplify right side
    22,359.75x = 982,117,251.56
  5. Step 5: Solve for x
    x = 982,117,251.56/22,359.75
  6. Step 6: Final answer
    x = 43,923.45

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.