Home / 16,920.32-25,382.93-5,234.45

Finding the Fourth Proportional to 16,920.32, 25,382.93 and 5,234.45

Calculator

Solution

The fourth proportional to 16,920.32, 25,382.93 and 5,234.45 is: 7,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.32 : 25,382.93 = 5,234.45 : x
  2. Step 2: Convert to fraction form
    16,920.32/25,382.93 = 5,234.45/x
  3. Step 3: Cross multiply
    16,920.32x = 25,382.93 × 5,234.45
  4. Step 4: Simplify right side
    16,920.32x = 132,865,524.85
  5. Step 5: Solve for x
    x = 132,865,524.85/16,920.32
  6. Step 6: Final answer
    x = 7,852.43

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.