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Finding the Third Proportional to 28,889.25 and 44,385

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Solution

The third proportional to 28,889.25 and 44,385 is: 68,192.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889.25 : 44,385 = 44,385 : x
  2. Step 2: Convert to fraction form
    28,889.25/44,385 = 44,385/x
  3. Step 3: Cross multiply
    28,889.25x = 44,385 × 44,385
  4. Step 4: Simplify right side
    28,889.25x = 1,970,028,225
  5. Step 5: Solve for x
    x = 1,970,028,225/28,889.25
  6. Step 6: Final answer
    x = 68,192.43

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.