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Finding the Third Proportional to 13,651.50 and 27,829.50

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Solution

The third proportional to 13,651.50 and 27,829.50 is: 56,732.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,651.50 : 27,829.50 = 27,829.50 : x
  2. Step 2: Convert to fraction form
    13,651.50/27,829.50 = 27,829.50/x
  3. Step 3: Cross multiply
    13,651.50x = 27,829.50 × 27,829.50
  4. Step 4: Simplify right side
    13,651.50x = 774,481,070.25
  5. Step 5: Solve for x
    x = 774,481,070.25/13,651.50
  6. Step 6: Final answer
    x = 56,732.31

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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.