Home / 27,879.27-41,787.09-11,228.64

Finding the Fourth Proportional to 27,879.27, 41,787.09 and 11,228.64

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Solution

The fourth proportional to 27,879.27, 41,787.09 and 11,228.64 is: 16,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,879.27 : 41,787.09 = 11,228.64 : x
  2. Step 2: Convert to fraction form
    27,879.27/41,787.09 = 11,228.64/x
  3. Step 3: Cross multiply
    27,879.27x = 41,787.09 × 11,228.64
  4. Step 4: Simplify right side
    27,879.27x = 469,212,190.26
  5. Step 5: Solve for x
    x = 469,212,190.26/27,879.27
  6. Step 6: Final answer
    x = 16,830.15

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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.