Home / 22.71-31.34-16.24

Finding the Fourth Proportional to 22.71, 31.34 and 16.24

Calculator

Solution

The fourth proportional to 22.71, 31.34 and 16.24 is: 22.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.71 : 31.34 = 16.24 : x
  2. Step 2: Convert to fraction form
    22.71/31.34 = 16.24/x
  3. Step 3: Cross multiply
    22.71x = 31.34 × 16.24
  4. Step 4: Simplify right side
    22.71x = 508.96
  5. Step 5: Solve for x
    x = 508.96/22.71
  6. Step 6: Final answer
    x = 22.41

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.