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Finding the Third Proportional to 15,366.13 and 31,296

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Solution

The third proportional to 15,366.13 and 31,296 is: 63,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,366.13 : 31,296 = 31,296 : x
  2. Step 2: Convert to fraction form
    15,366.13/31,296 = 31,296/x
  3. Step 3: Cross multiply
    15,366.13x = 31,296 × 31,296
  4. Step 4: Simplify right side
    15,366.13x = 979,439,616
  5. Step 5: Solve for x
    x = 979,439,616/15,366.13
  6. Step 6: Final answer
    x = 63,740.18

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.