Home / 13,657.32-20,486.50-4,892.22

Finding the Fourth Proportional to 13,657.32, 20,486.50 and 4,892.22

Calculator

Solution

The fourth proportional to 13,657.32, 20,486.50 and 4,892.22 is: 7,338.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657.32 : 20,486.50 = 4,892.22 : x
  2. Step 2: Convert to fraction form
    13,657.32/20,486.50 = 4,892.22/x
  3. Step 3: Cross multiply
    13,657.32x = 20,486.50 × 4,892.22
  4. Step 4: Simplify right side
    13,657.32x = 100,224,452.80
  5. Step 5: Solve for x
    x = 100,224,452.80/13,657.32
  6. Step 6: Final answer
    x = 7,338.52

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.