Home / 22,020.44-30,380.80-12,582.32

Finding the Fourth Proportional to 22,020.44, 30,380.80 and 12,582.32

Calculator

Solution

The fourth proportional to 22,020.44, 30,380.80 and 12,582.32 is: 17,359.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.44 : 30,380.80 = 12,582.32 : x
  2. Step 2: Convert to fraction form
    22,020.44/30,380.80 = 12,582.32/x
  3. Step 3: Cross multiply
    22,020.44x = 30,380.80 × 12,582.32
  4. Step 4: Simplify right side
    22,020.44x = 382,260,947.46
  5. Step 5: Solve for x
    x = 382,260,947.46/22,020.44
  6. Step 6: Final answer
    x = 17,359.37

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.