Home / 11,819.98-17,729.97-2,935.29

Finding the Fourth Proportional to 11,819.98, 17,729.97 and 2,935.29

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Solution

The fourth proportional to 11,819.98, 17,729.97 and 2,935.29 is: 4,402.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819.98 : 17,729.97 = 2,935.29 : x
  2. Step 2: Convert to fraction form
    11,819.98/17,729.97 = 2,935.29/x
  3. Step 3: Cross multiply
    11,819.98x = 17,729.97 × 2,935.29
  4. Step 4: Simplify right side
    11,819.98x = 52,042,603.64
  5. Step 5: Solve for x
    x = 52,042,603.64/11,819.98
  6. Step 6: Final answer
    x = 4,402.94

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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.