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Finding the Third Proportional to 28,312.88 and 41,649.19

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Solution

The third proportional to 28,312.88 and 41,649.19 is: 61,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,312.88 : 41,649.19 = 41,649.19 : x
  2. Step 2: Convert to fraction form
    28,312.88/41,649.19 = 41,649.19/x
  3. Step 3: Cross multiply
    28,312.88x = 41,649.19 × 41,649.19
  4. Step 4: Simplify right side
    28,312.88x = 1,734,654,819.41
  5. Step 5: Solve for x
    x = 1,734,654,819.41/28,312.88
  6. Step 6: Final answer
    x = 61,267.35

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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.