Home / 33,639.28-50,482.38-13,918

Finding the Fourth Proportional to 33,639.28, 50,482.38 and 13,918

Calculator

Solution

The fourth proportional to 33,639.28, 50,482.38 and 13,918 is: 20,886.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,639.28 : 50,482.38 = 13,918 : x
  2. Step 2: Convert to fraction form
    33,639.28/50,482.38 = 13,918/x
  3. Step 3: Cross multiply
    33,639.28x = 50,482.38 × 13,918
  4. Step 4: Simplify right side
    33,639.28x = 702,613,764.84
  5. Step 5: Solve for x
    x = 702,613,764.84/33,639.28
  6. Step 6: Final answer
    x = 20,886.71

Related Problems

Find fourth proportional to 16,819.64, 25,241.19 and 6,959
Half scale
Find fourth proportional to 67,278.56, 100,964.76 and 27,836
Double scale
Find fourth proportional to 33,640.28, 50,483.88 and 13,919
Similar ratio
Find fourth proportional to 50,458.92, 75,723.57 and 20,877
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.