Home / 17,961.99-26,942.91-5,481.98

Finding the Fourth Proportional to 17,961.99, 26,942.91 and 5,481.98

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Solution

The fourth proportional to 17,961.99, 26,942.91 and 5,481.98 is: 8,222.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.99 : 26,942.91 = 5,481.98 : x
  2. Step 2: Convert to fraction form
    17,961.99/26,942.91 = 5,481.98/x
  3. Step 3: Cross multiply
    17,961.99x = 26,942.91 × 5,481.98
  4. Step 4: Simplify right side
    17,961.99x = 147,700,359.05
  5. Step 5: Solve for x
    x = 147,700,359.05/17,961.99
  6. Step 6: Final answer
    x = 8,222.94

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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.