Home / 13,361.36-18,396.45-11,766.90

Finding the Fourth Proportional to 13,361.36, 18,396.45 and 11,766.90

Calculator

Solution

The fourth proportional to 13,361.36, 18,396.45 and 11,766.90 is: 16,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361.36 : 18,396.45 = 11,766.90 : x
  2. Step 2: Convert to fraction form
    13,361.36/18,396.45 = 11,766.90/x
  3. Step 3: Cross multiply
    13,361.36x = 18,396.45 × 11,766.90
  4. Step 4: Simplify right side
    13,361.36x = 216,469,256.49
  5. Step 5: Solve for x
    x = 216,469,256.49/13,361.36
  6. Step 6: Final answer
    x = 16,201.15

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.