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Finding the Third Proportional to 13,133.25 and 28,451.25

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Solution

The third proportional to 13,133.25 and 28,451.25 is: 61,635.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133.25 : 28,451.25 = 28,451.25 : x
  2. Step 2: Convert to fraction form
    13,133.25/28,451.25 = 28,451.25/x
  3. Step 3: Cross multiply
    13,133.25x = 28,451.25 × 28,451.25
  4. Step 4: Simplify right side
    13,133.25x = 809,473,626.56
  5. Step 5: Solve for x
    x = 809,473,626.56/13,133.25
  6. Step 6: Final answer
    x = 61,635.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.