Home / 25,626.80-38,440.20-10,830.80

Finding the Fourth Proportional to 25,626.80, 38,440.20 and 10,830.80

Calculator

Solution

The fourth proportional to 25,626.80, 38,440.20 and 10,830.80 is: 16,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,626.80 : 38,440.20 = 10,830.80 : x
  2. Step 2: Convert to fraction form
    25,626.80/38,440.20 = 10,830.80/x
  3. Step 3: Cross multiply
    25,626.80x = 38,440.20 × 10,830.80
  4. Step 4: Simplify right side
    25,626.80x = 416,338,118.16
  5. Step 5: Solve for x
    x = 416,338,118.16/25,626.80
  6. Step 6: Final answer
    x = 16,246.20

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.