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Finding the Third Proportional to 28,254 and 41,505

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Solution

The third proportional to 28,254 and 41,505 is: 60,970.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,254 : 41,505 = 41,505 : x
  2. Step 2: Convert to fraction form
    28,254/41,505 = 41,505/x
  3. Step 3: Cross multiply
    28,254x = 41,505 × 41,505
  4. Step 4: Simplify right side
    28,254x = 1,722,665,025
  5. Step 5: Solve for x
    x = 1,722,665,025/28,254
  6. Step 6: Final answer
    x = 60,970.66

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.