Home / 27,917.81-41,859.86-11,258.44

Finding the Fourth Proportional to 27,917.81, 41,859.86 and 11,258.44

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Solution

The fourth proportional to 27,917.81, 41,859.86 and 11,258.44 is: 16,880.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,917.81 : 41,859.86 = 11,258.44 : x
  2. Step 2: Convert to fraction form
    27,917.81/41,859.86 = 11,258.44/x
  3. Step 3: Cross multiply
    27,917.81x = 41,859.86 × 11,258.44
  4. Step 4: Simplify right side
    27,917.81x = 471,276,694.07
  5. Step 5: Solve for x
    x = 471,276,694.07/27,917.81
  6. Step 6: Final answer
    x = 16,880.86

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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.