Home / 17,908.94-26,863.37-4,761.31

Finding the Fourth Proportional to 17,908.94, 26,863.37 and 4,761.31

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Solution

The fourth proportional to 17,908.94, 26,863.37 and 4,761.31 is: 7,141.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.94 : 26,863.37 = 4,761.31 : x
  2. Step 2: Convert to fraction form
    17,908.94/26,863.37 = 4,761.31/x
  3. Step 3: Cross multiply
    17,908.94x = 26,863.37 × 4,761.31
  4. Step 4: Simplify right side
    17,908.94x = 127,904,697.90
  5. Step 5: Solve for x
    x = 127,904,697.90/17,908.94
  6. Step 6: Final answer
    x = 7,141.95

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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.