Home / 22,195.68-30,626.64-12,762.72

Finding the Fourth Proportional to 22,195.68, 30,626.64 and 12,762.72

Calculator

Solution

The fourth proportional to 22,195.68, 30,626.64 and 12,762.72 is: 17,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,195.68 : 30,626.64 = 12,762.72 : x
  2. Step 2: Convert to fraction form
    22,195.68/30,626.64 = 12,762.72/x
  3. Step 3: Cross multiply
    22,195.68x = 30,626.64 × 12,762.72
  4. Step 4: Simplify right side
    22,195.68x = 390,879,230.86
  5. Step 5: Solve for x
    x = 390,879,230.86/22,195.68
  6. Step 6: Final answer
    x = 17,610.60

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.