Home / 27,940.86-41,910.91-6,881.15

Finding the Fourth Proportional to 27,940.86, 41,910.91 and 6,881.15

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Solution

The fourth proportional to 27,940.86, 41,910.91 and 6,881.15 is: 10,321.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,940.86 : 41,910.91 = 6,881.15 : x
  2. Step 2: Convert to fraction form
    27,940.86/41,910.91 = 6,881.15/x
  3. Step 3: Cross multiply
    27,940.86x = 41,910.91 × 6,881.15
  4. Step 4: Simplify right side
    27,940.86x = 288,395,258.35
  5. Step 5: Solve for x
    x = 288,395,258.35/27,940.86
  6. Step 6: Final answer
    x = 10,321.63

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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.