Home / 27,940.06-41,910.08-8,218.62

Finding the Fourth Proportional to 27,940.06, 41,910.08 and 8,218.62

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Solution

The fourth proportional to 27,940.06, 41,910.08 and 8,218.62 is: 12,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,940.06 : 41,910.08 = 8,218.62 : x
  2. Step 2: Convert to fraction form
    27,940.06/41,910.08 = 8,218.62/x
  3. Step 3: Cross multiply
    27,940.06x = 41,910.08 × 8,218.62
  4. Step 4: Simplify right side
    27,940.06x = 344,442,823.43
  5. Step 5: Solve for x
    x = 344,442,823.43/27,940.06
  6. Step 6: Final answer
    x = 12,327.92

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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.