Home / 27,775.88-41,662.86-11,131.44

Finding the Fourth Proportional to 27,775.88, 41,662.86 and 11,131.44

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Solution

The fourth proportional to 27,775.88, 41,662.86 and 11,131.44 is: 16,696.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,775.88 : 41,662.86 = 11,131.44 : x
  2. Step 2: Convert to fraction form
    27,775.88/41,662.86 = 11,131.44/x
  3. Step 3: Cross multiply
    27,775.88x = 41,662.86 × 11,131.44
  4. Step 4: Simplify right side
    27,775.88x = 463,767,626.32
  5. Step 5: Solve for x
    x = 463,767,626.32/27,775.88
  6. Step 6: Final answer
    x = 16,696.78

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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.