Home / 17,826.83-26,723.82-8,471.28

Finding the Fourth Proportional to 17,826.83, 26,723.82 and 8,471.28

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Solution

The fourth proportional to 17,826.83, 26,723.82 and 8,471.28 is: 12,699.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,826.83 : 26,723.82 = 8,471.28 : x
  2. Step 2: Convert to fraction form
    17,826.83/26,723.82 = 8,471.28/x
  3. Step 3: Cross multiply
    17,826.83x = 26,723.82 × 8,471.28
  4. Step 4: Simplify right side
    17,826.83x = 226,385,093.87
  5. Step 5: Solve for x
    x = 226,385,093.87/17,826.83
  6. Step 6: Final answer
    x = 12,699.12

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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.