Home / 11,236.24-16,828.07-8,880.44

Finding the Fourth Proportional to 11,236.24, 16,828.07 and 8,880.44

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Solution

The fourth proportional to 11,236.24, 16,828.07 and 8,880.44 is: 13,299.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,236.24 : 16,828.07 = 8,880.44 : x
  2. Step 2: Convert to fraction form
    11,236.24/16,828.07 = 8,880.44/x
  3. Step 3: Cross multiply
    11,236.24x = 16,828.07 × 8,880.44
  4. Step 4: Simplify right side
    11,236.24x = 149,440,604.01
  5. Step 5: Solve for x
    x = 149,440,604.01/11,236.24
  6. Step 6: Final answer
    x = 13,299.88

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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.