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Finding the Third Proportional to 13,332.75 and 19,512.75

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Solution

The third proportional to 13,332.75 and 19,512.75 is: 28,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.75 : 19,512.75 = 19,512.75 : x
  2. Step 2: Convert to fraction form
    13,332.75/19,512.75 = 19,512.75/x
  3. Step 3: Cross multiply
    13,332.75x = 19,512.75 × 19,512.75
  4. Step 4: Simplify right side
    13,332.75x = 380,747,412.56
  5. Step 5: Solve for x
    x = 380,747,412.56/13,332.75
  6. Step 6: Final answer
    x = 28,557.31

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.