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Finding the Third Proportional to 13,384.50 and 28,275

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Solution

The third proportional to 13,384.50 and 28,275 is: 59,731.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,384.50 : 28,275 = 28,275 : x
  2. Step 2: Convert to fraction form
    13,384.50/28,275 = 28,275/x
  3. Step 3: Cross multiply
    13,384.50x = 28,275 × 28,275
  4. Step 4: Simplify right side
    13,384.50x = 799,475,625
  5. Step 5: Solve for x
    x = 799,475,625/13,384.50
  6. Step 6: Final answer
    x = 59,731.45

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.