Home / 17,914.83-26,883.90-6,821.61

Finding the Fourth Proportional to 17,914.83, 26,883.90 and 6,821.61

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Solution

The fourth proportional to 17,914.83, 26,883.90 and 6,821.61 is: 10,236.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.83 : 26,883.90 = 6,821.61 : x
  2. Step 2: Convert to fraction form
    17,914.83/26,883.90 = 6,821.61/x
  3. Step 3: Cross multiply
    17,914.83x = 26,883.90 × 6,821.61
  4. Step 4: Simplify right side
    17,914.83x = 183,391,481.08
  5. Step 5: Solve for x
    x = 183,391,481.08/17,914.83
  6. Step 6: Final answer
    x = 10,236.85

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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.