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Finding the Third Proportional to 28,876.59 and 43,197.38

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Solution

The third proportional to 28,876.59 and 43,197.38 is: 64,620.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,876.59 : 43,197.38 = 43,197.38 : x
  2. Step 2: Convert to fraction form
    28,876.59/43,197.38 = 43,197.38/x
  3. Step 3: Cross multiply
    28,876.59x = 43,197.38 × 43,197.38
  4. Step 4: Simplify right side
    28,876.59x = 1,866,013,206.89
  5. Step 5: Solve for x
    x = 1,866,013,206.89/28,876.59
  6. Step 6: Final answer
    x = 64,620.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.