Home / 17,639.22-26,437.97-7,757.83

Finding the Fourth Proportional to 17,639.22, 26,437.97 and 7,757.83

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Solution

The fourth proportional to 17,639.22, 26,437.97 and 7,757.83 is: 11,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639.22 : 26,437.97 = 7,757.83 : x
  2. Step 2: Convert to fraction form
    17,639.22/26,437.97 = 7,757.83/x
  3. Step 3: Cross multiply
    17,639.22x = 26,437.97 × 7,757.83
  4. Step 4: Simplify right side
    17,639.22x = 205,101,105.83
  5. Step 5: Solve for x
    x = 205,101,105.83/17,639.22
  6. Step 6: Final answer
    x = 11,627.56

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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.