Home / 33,900-50,850-12,012

Finding the Fourth Proportional to 33,900, 50,850 and 12,012

Calculator

Solution

The fourth proportional to 33,900, 50,850 and 12,012 is: 18,018

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,900 : 50,850 = 12,012 : x
  2. Step 2: Convert to fraction form
    33,900/50,850 = 12,012/x
  3. Step 3: Cross multiply
    33,900x = 50,850 × 12,012
  4. Step 4: Simplify right side
    33,900x = 610,810,200
  5. Step 5: Solve for x
    x = 610,810,200/33,900
  6. Step 6: Final answer
    x = 18,018

Related Problems

Find fourth proportional to 16,950, 25,425 and 6,006
Half scale
Find fourth proportional to 67,800, 101,700 and 24,024
Double scale
Find fourth proportional to 33,901, 50,851.50 and 12,013
Similar ratio
Find fourth proportional to 50,850, 76,275 and 18,018
1.5x scale

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.