Home / 27,940.09-41,910.90-8,219.29

Finding the Fourth Proportional to 27,940.09, 41,910.90 and 8,219.29

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Solution

The fourth proportional to 27,940.09, 41,910.90 and 8,219.29 is: 12,329.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,940.09 : 41,910.90 = 8,219.29 : x
  2. Step 2: Convert to fraction form
    27,940.09/41,910.90 = 8,219.29/x
  3. Step 3: Cross multiply
    27,940.09x = 41,910.90 × 8,219.29
  4. Step 4: Simplify right side
    27,940.09x = 344,477,841.26
  5. Step 5: Solve for x
    x = 344,477,841.26/27,940.09
  6. Step 6: Final answer
    x = 12,329.16

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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.