Home / 13,626.20-20,439.29-3,630.95

Finding the Fourth Proportional to 13,626.20, 20,439.29 and 3,630.95

Calculator

Solution

The fourth proportional to 13,626.20, 20,439.29 and 3,630.95 is: 5,446.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626.20 : 20,439.29 = 3,630.95 : x
  2. Step 2: Convert to fraction form
    13,626.20/20,439.29 = 3,630.95/x
  3. Step 3: Cross multiply
    13,626.20x = 20,439.29 × 3,630.95
  4. Step 4: Simplify right side
    13,626.20x = 74,213,919.67
  5. Step 5: Solve for x
    x = 74,213,919.67/13,626.20
  6. Step 6: Final answer
    x = 5,446.42

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.