Home / 27,715.22-41,578.98-7,992.24

Finding the Fourth Proportional to 27,715.22, 41,578.98 and 7,992.24

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Solution

The fourth proportional to 27,715.22, 41,578.98 and 7,992.24 is: 11,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,715.22 : 41,578.98 = 7,992.24 : x
  2. Step 2: Convert to fraction form
    27,715.22/41,578.98 = 7,992.24/x
  3. Step 3: Cross multiply
    27,715.22x = 41,578.98 × 7,992.24
  4. Step 4: Simplify right side
    27,715.22x = 332,309,187.12
  5. Step 5: Solve for x
    x = 332,309,187.12/27,715.22
  6. Step 6: Final answer
    x = 11,990.13

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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.