Home / 16,872.22-25,323.68-8,981.36

Finding the Fourth Proportional to 16,872.22, 25,323.68 and 8,981.36

Calculator

Solution

The fourth proportional to 16,872.22, 25,323.68 and 8,981.36 is: 13,480.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872.22 : 25,323.68 = 8,981.36 : x
  2. Step 2: Convert to fraction form
    16,872.22/25,323.68 = 8,981.36/x
  3. Step 3: Cross multiply
    16,872.22x = 25,323.68 × 8,981.36
  4. Step 4: Simplify right side
    16,872.22x = 227,441,086.60
  5. Step 5: Solve for x
    x = 227,441,086.60/16,872.22
  6. Step 6: Final answer
    x = 13,480.21

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.