Home / 25,489.25-38,235.90-6,768.80

Finding the Fourth Proportional to 25,489.25, 38,235.90 and 6,768.80

Calculator

Solution

The fourth proportional to 25,489.25, 38,235.90 and 6,768.80 is: 10,153.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489.25 : 38,235.90 = 6,768.80 : x
  2. Step 2: Convert to fraction form
    25,489.25/38,235.90 = 6,768.80/x
  3. Step 3: Cross multiply
    25,489.25x = 38,235.90 × 6,768.80
  4. Step 4: Simplify right side
    25,489.25x = 258,811,099.43
  5. Step 5: Solve for x
    x = 258,811,099.43/25,489.25
  6. Step 6: Final answer
    x = 10,153.74

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.