Home / 17,481.73-26,226.39-6,388.40

Finding the Fourth Proportional to 17,481.73, 26,226.39 and 6,388.40

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Solution

The fourth proportional to 17,481.73, 26,226.39 and 6,388.40 is: 9,583.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,481.73 : 26,226.39 = 6,388.40 : x
  2. Step 2: Convert to fraction form
    17,481.73/26,226.39 = 6,388.40/x
  3. Step 3: Cross multiply
    17,481.73x = 26,226.39 × 6,388.40
  4. Step 4: Simplify right side
    17,481.73x = 167,544,669.88
  5. Step 5: Solve for x
    x = 167,544,669.88/17,481.73
  6. Step 6: Final answer
    x = 9,583.99

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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.