Home / 20,016-30,024-5,424

Finding the Fourth Proportional to 20,016, 30,024 and 5,424

Calculator

Solution

The fourth proportional to 20,016, 30,024 and 5,424 is: 8,136

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016 : 30,024 = 5,424 : x
  2. Step 2: Convert to fraction form
    20,016/30,024 = 5,424/x
  3. Step 3: Cross multiply
    20,016x = 30,024 × 5,424
  4. Step 4: Simplify right side
    20,016x = 162,850,176
  5. Step 5: Solve for x
    x = 162,850,176/20,016
  6. Step 6: Final answer
    x = 8,136

Related Problems

Find fourth proportional to 10,008, 15,012 and 2,712
Half scale
Find fourth proportional to 40,032, 60,048 and 10,848
Double scale
Find fourth proportional to 20,017, 30,025.50 and 5,425
Similar ratio
Find fourth proportional to 30,024, 45,036 and 8,136
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.