Home / 17,619.77-26,377.82-11,761.85

Finding the Fourth Proportional to 17,619.77, 26,377.82 and 11,761.85

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Solution

The fourth proportional to 17,619.77, 26,377.82 and 11,761.85 is: 17,608.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619.77 : 26,377.82 = 11,761.85 : x
  2. Step 2: Convert to fraction form
    17,619.77/26,377.82 = 11,761.85/x
  3. Step 3: Cross multiply
    17,619.77x = 26,377.82 × 11,761.85
  4. Step 4: Simplify right side
    17,619.77x = 310,251,903.36
  5. Step 5: Solve for x
    x = 310,251,903.36/17,619.77
  6. Step 6: Final answer
    x = 17,608.17

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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.