Home / 45,317.54-67,998.60-20,375.24

Finding the Fourth Proportional to 45,317.54, 67,998.60 and 20,375.24

Calculator

Solution

The fourth proportional to 45,317.54, 67,998.60 and 20,375.24 is: 30,572.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,317.54 : 67,998.60 = 20,375.24 : x
  2. Step 2: Convert to fraction form
    45,317.54/67,998.60 = 20,375.24/x
  3. Step 3: Cross multiply
    45,317.54x = 67,998.60 × 20,375.24
  4. Step 4: Simplify right side
    45,317.54x = 1,385,487,794.66
  5. Step 5: Solve for x
    x = 1,385,487,794.66/45,317.54
  6. Step 6: Final answer
    x = 30,572.88

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.