Home / 27,879.26-41,831.24-11,271.74

Finding the Fourth Proportional to 27,879.26, 41,831.24 and 11,271.74

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Solution

The fourth proportional to 27,879.26, 41,831.24 and 11,271.74 is: 16,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,879.26 : 41,831.24 = 11,271.74 : x
  2. Step 2: Convert to fraction form
    27,879.26/41,831.24 = 11,271.74/x
  3. Step 3: Cross multiply
    27,879.26x = 41,831.24 × 11,271.74
  4. Step 4: Simplify right side
    27,879.26x = 471,510,595.64
  5. Step 5: Solve for x
    x = 471,510,595.64/27,879.26
  6. Step 6: Final answer
    x = 16,912.60

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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.