Home / 11,839.38-17,755.40-4,046.38

Finding the Fourth Proportional to 11,839.38, 17,755.40 and 4,046.38

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Solution

The fourth proportional to 11,839.38, 17,755.40 and 4,046.38 is: 6,068.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.38 : 17,755.40 = 4,046.38 : x
  2. Step 2: Convert to fraction form
    11,839.38/17,755.40 = 4,046.38/x
  3. Step 3: Cross multiply
    11,839.38x = 17,755.40 × 4,046.38
  4. Step 4: Simplify right side
    11,839.38x = 71,845,095.45
  5. Step 5: Solve for x
    x = 71,845,095.45/11,839.38
  6. Step 6: Final answer
    x = 6,068.32

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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.