Home / 20,496-28,286.10-12,114.12

Finding the Fourth Proportional to 20,496, 28,286.10 and 12,114.12

Calculator

Solution

The fourth proportional to 20,496, 28,286.10 and 12,114.12 is: 16,718.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,496 : 28,286.10 = 12,114.12 : x
  2. Step 2: Convert to fraction form
    20,496/28,286.10 = 12,114.12/x
  3. Step 3: Cross multiply
    20,496x = 28,286.10 × 12,114.12
  4. Step 4: Simplify right side
    20,496x = 342,661,209.73
  5. Step 5: Solve for x
    x = 342,661,209.73/20,496
  6. Step 6: Final answer
    x = 16,718.44

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.