Home / 36.24-54.30-34.35

Finding the Fourth Proportional to 36.24, 54.30 and 34.35

Calculator

Solution

The fourth proportional to 36.24, 54.30 and 34.35 is: 51.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.24 : 54.30 = 34.35 : x
  2. Step 2: Convert to fraction form
    36.24/54.30 = 34.35/x
  3. Step 3: Cross multiply
    36.24x = 54.30 × 34.35
  4. Step 4: Simplify right side
    36.24x = 1,865.21
  5. Step 5: Solve for x
    x = 1,865.21/36.24
  6. Step 6: Final answer
    x = 51.47

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.