Home / 38.14-57.26-30.62

Finding the Fourth Proportional to 38.14, 57.26 and 30.62

Calculator

Solution

The fourth proportional to 38.14, 57.26 and 30.62 is: 45.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38.14 : 57.26 = 30.62 : x
  2. Step 2: Convert to fraction form
    38.14/57.26 = 30.62/x
  3. Step 3: Cross multiply
    38.14x = 57.26 × 30.62
  4. Step 4: Simplify right side
    38.14x = 1,753.30
  5. Step 5: Solve for x
    x = 1,753.30/38.14
  6. Step 6: Final answer
    x = 45.97

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.