Home / 13,729.50-18,932.56-11,746.62

Finding the Fourth Proportional to 13,729.50, 18,932.56 and 11,746.62

Calculator

Solution

The fourth proportional to 13,729.50, 18,932.56 and 11,746.62 is: 16,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,729.50 : 18,932.56 = 11,746.62 : x
  2. Step 2: Convert to fraction form
    13,729.50/18,932.56 = 11,746.62/x
  3. Step 3: Cross multiply
    13,729.50x = 18,932.56 × 11,746.62
  4. Step 4: Simplify right side
    13,729.50x = 222,393,558.58
  5. Step 5: Solve for x
    x = 222,393,558.58/13,729.50
  6. Step 6: Final answer
    x = 16,198.23

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.