Home / 14.92-22.43-13.81

Finding the Fourth Proportional to 14.92, 22.43 and 13.81

Calculator

Solution

The fourth proportional to 14.92, 22.43 and 13.81 is: 20.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.92 : 22.43 = 13.81 : x
  2. Step 2: Convert to fraction form
    14.92/22.43 = 13.81/x
  3. Step 3: Cross multiply
    14.92x = 22.43 × 13.81
  4. Step 4: Simplify right side
    14.92x = 309.74
  5. Step 5: Solve for x
    x = 309.74/14.92
  6. Step 6: Final answer
    x = 20.76

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.