Home / 22,766.40-34,149.60-20,174.40

Finding the Fourth Proportional to 22,766.40, 34,149.60 and 20,174.40

Calculator

Solution

The fourth proportional to 22,766.40, 34,149.60 and 20,174.40 is: 30,261.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,766.40 : 34,149.60 = 20,174.40 : x
  2. Step 2: Convert to fraction form
    22,766.40/34,149.60 = 20,174.40/x
  3. Step 3: Cross multiply
    22,766.40x = 34,149.60 × 20,174.40
  4. Step 4: Simplify right side
    22,766.40x = 688,947,690.24
  5. Step 5: Solve for x
    x = 688,947,690.24/22,766.40
  6. Step 6: Final answer
    x = 30,261.60

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.