Home / 30,662.85-42,485.11-29,998.55

Finding the Fourth Proportional to 30,662.85, 42,485.11 and 29,998.55

Calculator

Solution

The fourth proportional to 30,662.85, 42,485.11 and 29,998.55 is: 41,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,662.85 : 42,485.11 = 29,998.55 : x
  2. Step 2: Convert to fraction form
    30,662.85/42,485.11 = 29,998.55/x
  3. Step 3: Cross multiply
    30,662.85x = 42,485.11 × 29,998.55
  4. Step 4: Simplify right side
    30,662.85x = 1,274,491,727.81
  5. Step 5: Solve for x
    x = 1,274,491,727.81/30,662.85
  6. Step 6: Final answer
    x = 41,564.68

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.