Home / 18,236.22-27,276.57-11,198.94

Finding the Fourth Proportional to 18,236.22, 27,276.57 and 11,198.94

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Solution

The fourth proportional to 18,236.22, 27,276.57 and 11,198.94 is: 16,750.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.22 : 27,276.57 = 11,198.94 : x
  2. Step 2: Convert to fraction form
    18,236.22/27,276.57 = 11,198.94/x
  3. Step 3: Cross multiply
    18,236.22x = 27,276.57 × 11,198.94
  4. Step 4: Simplify right side
    18,236.22x = 305,468,670.84
  5. Step 5: Solve for x
    x = 305,468,670.84/18,236.22
  6. Step 6: Final answer
    x = 16,750.66

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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.