Home / 33,430-50,145-8,806

Finding the Fourth Proportional to 33,430, 50,145 and 8,806

Calculator

Solution

The fourth proportional to 33,430, 50,145 and 8,806 is: 13,209

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430 : 50,145 = 8,806 : x
  2. Step 2: Convert to fraction form
    33,430/50,145 = 8,806/x
  3. Step 3: Cross multiply
    33,430x = 50,145 × 8,806
  4. Step 4: Simplify right side
    33,430x = 441,576,870
  5. Step 5: Solve for x
    x = 441,576,870/33,430
  6. Step 6: Final answer
    x = 13,209

Related Problems

Find fourth proportional to 16,715, 25,072.50 and 4,403
Half scale
Find fourth proportional to 66,860, 100,290 and 17,612
Double scale
Find fourth proportional to 33,431, 50,146.50 and 8,807
Similar ratio
Find fourth proportional to 50,145, 75,217.50 and 13,209
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.