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Finding the Third Proportional to 16,615.13 and 36,601.88

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Solution

The third proportional to 16,615.13 and 36,601.88 is: 80,631.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615.13 : 36,601.88 = 36,601.88 : x
  2. Step 2: Convert to fraction form
    16,615.13/36,601.88 = 36,601.88/x
  3. Step 3: Cross multiply
    16,615.13x = 36,601.88 × 36,601.88
  4. Step 4: Simplify right side
    16,615.13x = 1,339,697,253.52
  5. Step 5: Solve for x
    x = 1,339,697,253.52/16,615.13
  6. Step 6: Final answer
    x = 80,631.19

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.