Home / 27,940.10-41,904.26-8,213.30

Finding the Fourth Proportional to 27,940.10, 41,904.26 and 8,213.30

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Solution

The fourth proportional to 27,940.10, 41,904.26 and 8,213.30 is: 12,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,940.10 : 41,904.26 = 8,213.30 : x
  2. Step 2: Convert to fraction form
    27,940.10/41,904.26 = 8,213.30/x
  3. Step 3: Cross multiply
    27,940.10x = 41,904.26 × 8,213.30
  4. Step 4: Simplify right side
    27,940.10x = 344,172,258.66
  5. Step 5: Solve for x
    x = 344,172,258.66/27,940.10
  6. Step 6: Final answer
    x = 12,318.22

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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.