Home / 28.82-43.31-16

Finding the Fourth Proportional to 28.82, 43.31 and 16

Calculator

Solution

The fourth proportional to 28.82, 43.31 and 16 is: 24.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28.82 : 43.31 = 16 : x
  2. Step 2: Convert to fraction form
    28.82/43.31 = 16/x
  3. Step 3: Cross multiply
    28.82x = 43.31 × 16
  4. Step 4: Simplify right side
    28.82x = 692.96
  5. Step 5: Solve for x
    x = 692.96/28.82
  6. Step 6: Final answer
    x = 24.04

Related Problems

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.