Home / 31,136.96-46,708.34-12,412.46

Finding the Fourth Proportional to 31,136.96, 46,708.34 and 12,412.46

Calculator

Solution

The fourth proportional to 31,136.96, 46,708.34 and 12,412.46 is: 18,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,136.96 : 46,708.34 = 12,412.46 : x
  2. Step 2: Convert to fraction form
    31,136.96/46,708.34 = 12,412.46/x
  3. Step 3: Cross multiply
    31,136.96x = 46,708.34 × 12,412.46
  4. Step 4: Simplify right side
    31,136.96x = 579,765,401.92
  5. Step 5: Solve for x
    x = 579,765,401.92/31,136.96
  6. Step 6: Final answer
    x = 18,619.85

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.