Home / 17,961.67-26,942.69-5,481.51

Finding the Fourth Proportional to 17,961.67, 26,942.69 and 5,481.51

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Solution

The fourth proportional to 17,961.67, 26,942.69 and 5,481.51 is: 8,222.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.67 : 26,942.69 = 5,481.51 : x
  2. Step 2: Convert to fraction form
    17,961.67/26,942.69 = 5,481.51/x
  3. Step 3: Cross multiply
    17,961.67x = 26,942.69 × 5,481.51
  4. Step 4: Simplify right side
    17,961.67x = 147,686,624.66
  5. Step 5: Solve for x
    x = 147,686,624.66/17,961.67
  6. Step 6: Final answer
    x = 8,222.32

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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.