Home / 27,993.09-41,992.57-13,198.04

Finding the Fourth Proportional to 27,993.09, 41,992.57 and 13,198.04

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Solution

The fourth proportional to 27,993.09, 41,992.57 and 13,198.04 is: 19,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,993.09 : 41,992.57 = 13,198.04 : x
  2. Step 2: Convert to fraction form
    27,993.09/41,992.57 = 13,198.04/x
  3. Step 3: Cross multiply
    27,993.09x = 41,992.57 × 13,198.04
  4. Step 4: Simplify right side
    27,993.09x = 554,219,408.60
  5. Step 5: Solve for x
    x = 554,219,408.60/27,993.09
  6. Step 6: Final answer
    x = 19,798.44

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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.