Home / 34,714.75-47,906.28-18,799.15

Finding the Fourth Proportional to 34,714.75, 47,906.28 and 18,799.15

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Solution

The fourth proportional to 34,714.75, 47,906.28 and 18,799.15 is: 25,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,714.75 : 47,906.28 = 18,799.15 : x
  2. Step 2: Convert to fraction form
    34,714.75/47,906.28 = 18,799.15/x
  3. Step 3: Cross multiply
    34,714.75x = 47,906.28 × 18,799.15
  4. Step 4: Simplify right side
    34,714.75x = 900,597,010.13
  5. Step 5: Solve for x
    x = 900,597,010.13/34,714.75
  6. Step 6: Final answer
    x = 25,942.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.