Home / 17,579.88-26,369.84-6,481.76

Finding the Fourth Proportional to 17,579.88, 26,369.84 and 6,481.76

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Solution

The fourth proportional to 17,579.88, 26,369.84 and 6,481.76 is: 9,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.88 : 26,369.84 = 6,481.76 : x
  2. Step 2: Convert to fraction form
    17,579.88/26,369.84 = 6,481.76/x
  3. Step 3: Cross multiply
    17,579.88x = 26,369.84 × 6,481.76
  4. Step 4: Simplify right side
    17,579.88x = 170,922,974.12
  5. Step 5: Solve for x
    x = 170,922,974.12/17,579.88
  6. Step 6: Final answer
    x = 9,722.65

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1.5x scale

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.