Home / 15,197.86-20,972.99-8,483.43

Finding the Fourth Proportional to 15,197.86, 20,972.99 and 8,483.43

Calculator

Solution

The fourth proportional to 15,197.86, 20,972.99 and 8,483.43 is: 11,707.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,197.86 : 20,972.99 = 8,483.43 : x
  2. Step 2: Convert to fraction form
    15,197.86/20,972.99 = 8,483.43/x
  3. Step 3: Cross multiply
    15,197.86x = 20,972.99 × 8,483.43
  4. Step 4: Simplify right side
    15,197.86x = 177,922,992.41
  5. Step 5: Solve for x
    x = 177,922,992.41/15,197.86
  6. Step 6: Final answer
    x = 11,707.11

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.