Home / 55,739.60-83,609.40-33,621.20

Finding the Fourth Proportional to 55,739.60, 83,609.40 and 33,621.20

Calculator

Solution

The fourth proportional to 55,739.60, 83,609.40 and 33,621.20 is: 50,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,739.60 : 83,609.40 = 33,621.20 : x
  2. Step 2: Convert to fraction form
    55,739.60/83,609.40 = 33,621.20/x
  3. Step 3: Cross multiply
    55,739.60x = 83,609.40 × 33,621.20
  4. Step 4: Simplify right side
    55,739.60x = 2,811,048,359.28
  5. Step 5: Solve for x
    x = 2,811,048,359.28/55,739.60
  6. Step 6: Final answer
    x = 50,431.80

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.