Home / 43.44-65.16-13.02

Finding the Fourth Proportional to 43.44, 65.16 and 13.02

Calculator

Solution

The fourth proportional to 43.44, 65.16 and 13.02 is: 19.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.44 : 65.16 = 13.02 : x
  2. Step 2: Convert to fraction form
    43.44/65.16 = 13.02/x
  3. Step 3: Cross multiply
    43.44x = 65.16 × 13.02
  4. Step 4: Simplify right side
    43.44x = 848.38
  5. Step 5: Solve for x
    x = 848.38/43.44
  6. Step 6: Final answer
    x = 19.53

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.