Home / 12,450-16,518

Finding the Third Proportional to 12,450 and 16,518

Calculator

Solution

The third proportional to 12,450 and 16,518 is: 21,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450 : 16,518 = 16,518 : x
  2. Step 2: Convert to fraction form
    12,450/16,518 = 16,518/x
  3. Step 3: Cross multiply
    12,450x = 16,518 × 16,518
  4. Step 4: Simplify right side
    12,450x = 272,844,324
  5. Step 5: Solve for x
    x = 272,844,324/12,450
  6. Step 6: Final answer
    x = 21,915.21

Related Problems

Find third proportional to 6,225 and 8,259
Half scale
Find third proportional to 24,900 and 33,036
Double scale
Find third proportional to 12,452 and 16,521
Similar ratio
Find third proportional to 18,675 and 24,777
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.