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Finding the Third Proportional to 15,927.75 and 22,277.25

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Solution

The third proportional to 15,927.75 and 22,277.25 is: 31,157.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,927.75 : 22,277.25 = 22,277.25 : x
  2. Step 2: Convert to fraction form
    15,927.75/22,277.25 = 22,277.25/x
  3. Step 3: Cross multiply
    15,927.75x = 22,277.25 × 22,277.25
  4. Step 4: Simplify right side
    15,927.75x = 496,275,867.56
  5. Step 5: Solve for x
    x = 496,275,867.56/15,927.75
  6. Step 6: Final answer
    x = 31,157.94

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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.