Home / 20,033.44-27,651.72-11,651.56

Finding the Fourth Proportional to 20,033.44, 27,651.72 and 11,651.56

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Solution

The fourth proportional to 20,033.44, 27,651.72 and 11,651.56 is: 16,082.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.44 : 27,651.72 = 11,651.56 : x
  2. Step 2: Convert to fraction form
    20,033.44/27,651.72 = 11,651.56/x
  3. Step 3: Cross multiply
    20,033.44x = 27,651.72 × 11,651.56
  4. Step 4: Simplify right side
    20,033.44x = 322,185,674.68
  5. Step 5: Solve for x
    x = 322,185,674.68/20,033.44
  6. Step 6: Final answer
    x = 16,082.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.