Home / 20,836-31,254-6,244

Finding the Fourth Proportional to 20,836, 31,254 and 6,244

Calculator

Solution

The fourth proportional to 20,836, 31,254 and 6,244 is: 9,366

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,836 : 31,254 = 6,244 : x
  2. Step 2: Convert to fraction form
    20,836/31,254 = 6,244/x
  3. Step 3: Cross multiply
    20,836x = 31,254 × 6,244
  4. Step 4: Simplify right side
    20,836x = 195,149,976
  5. Step 5: Solve for x
    x = 195,149,976/20,836
  6. Step 6: Final answer
    x = 9,366

Related Problems

Find fourth proportional to 10,418, 15,627 and 3,122
Half scale
Find fourth proportional to 41,672, 62,508 and 12,488
Double scale
Find fourth proportional to 20,837, 31,255.50 and 6,245
Similar ratio
Find fourth proportional to 31,254, 46,881 and 9,366
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.