Home / 13,696.13-20,544.19-3,307.88

Finding the Fourth Proportional to 13,696.13, 20,544.19 and 3,307.88

Calculator

Solution

The fourth proportional to 13,696.13, 20,544.19 and 3,307.88 is: 4,961.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696.13 : 20,544.19 = 3,307.88 : x
  2. Step 2: Convert to fraction form
    13,696.13/20,544.19 = 3,307.88/x
  3. Step 3: Cross multiply
    13,696.13x = 20,544.19 × 3,307.88
  4. Step 4: Simplify right side
    13,696.13x = 67,957,715.22
  5. Step 5: Solve for x
    x = 67,957,715.22/13,696.13
  6. Step 6: Final answer
    x = 4,961.82

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.