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Finding the Fourth Proportional to 27,166.21, 40,751.91 and 8,441.22

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Solution

The fourth proportional to 27,166.21, 40,751.91 and 8,441.22 is: 12,662.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.21 : 40,751.91 = 8,441.22 : x
  2. Step 2: Convert to fraction form
    27,166.21/40,751.91 = 8,441.22/x
  3. Step 3: Cross multiply
    27,166.21x = 40,751.91 × 8,441.22
  4. Step 4: Simplify right side
    27,166.21x = 343,995,761.32
  5. Step 5: Solve for x
    x = 343,995,761.32/27,166.21
  6. Step 6: Final answer
    x = 12,662.63

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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.