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Finding the Third Proportional to 13,292.25 and 28,785

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Solution

The third proportional to 13,292.25 and 28,785 is: 62,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.25 : 28,785 = 28,785 : x
  2. Step 2: Convert to fraction form
    13,292.25/28,785 = 28,785/x
  3. Step 3: Cross multiply
    13,292.25x = 28,785 × 28,785
  4. Step 4: Simplify right side
    13,292.25x = 828,576,225
  5. Step 5: Solve for x
    x = 828,576,225/13,292.25
  6. Step 6: Final answer
    x = 62,335.29

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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.