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Finding the Third Proportional to 7,292.11 and 15,996.66

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Solution

The third proportional to 7,292.11 and 15,996.66 is: 35,091.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.11 : 15,996.66 = 15,996.66 : x
  2. Step 2: Convert to fraction form
    7,292.11/15,996.66 = 15,996.66/x
  3. Step 3: Cross multiply
    7,292.11x = 15,996.66 × 15,996.66
  4. Step 4: Simplify right side
    7,292.11x = 255,893,011.18
  5. Step 5: Solve for x
    x = 255,893,011.18/7,292.11
  6. Step 6: Final answer
    x = 35,091.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.