Home / 22.89-34.16-21.48

Finding the Fourth Proportional to 22.89, 34.16 and 21.48

Calculator

Solution

The fourth proportional to 22.89, 34.16 and 21.48 is: 32.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.89 : 34.16 = 21.48 : x
  2. Step 2: Convert to fraction form
    22.89/34.16 = 21.48/x
  3. Step 3: Cross multiply
    22.89x = 34.16 × 21.48
  4. Step 4: Simplify right side
    22.89x = 733.76
  5. Step 5: Solve for x
    x = 733.76/22.89
  6. Step 6: Final answer
    x = 32.06

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.