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Finding the Third Proportional to 13,264.50 and 28,605

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Solution

The third proportional to 13,264.50 and 28,605 is: 61,686.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.50 : 28,605 = 28,605 : x
  2. Step 2: Convert to fraction form
    13,264.50/28,605 = 28,605/x
  3. Step 3: Cross multiply
    13,264.50x = 28,605 × 28,605
  4. Step 4: Simplify right side
    13,264.50x = 818,246,025
  5. Step 5: Solve for x
    x = 818,246,025/13,264.50
  6. Step 6: Final answer
    x = 61,686.91

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.