Home / 14,198.56-21,296.20-3,811.12

Finding the Fourth Proportional to 14,198.56, 21,296.20 and 3,811.12

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Solution

The fourth proportional to 14,198.56, 21,296.20 and 3,811.12 is: 5,716.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.56 : 21,296.20 = 3,811.12 : x
  2. Step 2: Convert to fraction form
    14,198.56/21,296.20 = 3,811.12/x
  3. Step 3: Cross multiply
    14,198.56x = 21,296.20 × 3,811.12
  4. Step 4: Simplify right side
    14,198.56x = 81,162,373.74
  5. Step 5: Solve for x
    x = 81,162,373.74/14,198.56
  6. Step 6: Final answer
    x = 5,716.24

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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.