Home / 36,162-54,243-14,274

Finding the Fourth Proportional to 36,162, 54,243 and 14,274

Calculator

Solution

The fourth proportional to 36,162, 54,243 and 14,274 is: 21,411

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,162 : 54,243 = 14,274 : x
  2. Step 2: Convert to fraction form
    36,162/54,243 = 14,274/x
  3. Step 3: Cross multiply
    36,162x = 54,243 × 14,274
  4. Step 4: Simplify right side
    36,162x = 774,264,582
  5. Step 5: Solve for x
    x = 774,264,582/36,162
  6. Step 6: Final answer
    x = 21,411

Related Problems

Find fourth proportional to 18,081, 27,121.50 and 7,137
Half scale
Find fourth proportional to 72,324, 108,486 and 28,548
Double scale
Find fourth proportional to 36,163, 54,244.50 and 14,275
Similar ratio
Find fourth proportional to 54,243, 81,364.50 and 21,411
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.