Home / 25,330.80-37,996.20-12,176.40

Finding the Fourth Proportional to 25,330.80, 37,996.20 and 12,176.40

Calculator

Solution

The fourth proportional to 25,330.80, 37,996.20 and 12,176.40 is: 18,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330.80 : 37,996.20 = 12,176.40 : x
  2. Step 2: Convert to fraction form
    25,330.80/37,996.20 = 12,176.40/x
  3. Step 3: Cross multiply
    25,330.80x = 37,996.20 × 12,176.40
  4. Step 4: Simplify right side
    25,330.80x = 462,656,929.68
  5. Step 5: Solve for x
    x = 462,656,929.68/25,330.80
  6. Step 6: Final answer
    x = 18,264.60

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.