Home / 14,022.20-21,033.84-3,633.68

Finding the Fourth Proportional to 14,022.20, 21,033.84 and 3,633.68

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Solution

The fourth proportional to 14,022.20, 21,033.84 and 3,633.68 is: 5,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.20 : 21,033.84 = 3,633.68 : x
  2. Step 2: Convert to fraction form
    14,022.20/21,033.84 = 3,633.68/x
  3. Step 3: Cross multiply
    14,022.20x = 21,033.84 × 3,633.68
  4. Step 4: Simplify right side
    14,022.20x = 76,430,243.73
  5. Step 5: Solve for x
    x = 76,430,243.73/14,022.20
  6. Step 6: Final answer
    x = 5,450.66

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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.