Home / 27,789.09-41,683.19-6,728.99

Finding the Fourth Proportional to 27,789.09, 41,683.19 and 6,728.99

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Solution

The fourth proportional to 27,789.09, 41,683.19 and 6,728.99 is: 10,093.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789.09 : 41,683.19 = 6,728.99 : x
  2. Step 2: Convert to fraction form
    27,789.09/41,683.19 = 6,728.99/x
  3. Step 3: Cross multiply
    27,789.09x = 41,683.19 × 6,728.99
  4. Step 4: Simplify right side
    27,789.09x = 280,485,526.62
  5. Step 5: Solve for x
    x = 280,485,526.62/27,789.09
  6. Step 6: Final answer
    x = 10,093.37

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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.