Home / 6,750-12,645

Finding the Third Proportional to 6,750 and 12,645

Calculator

Solution

The third proportional to 6,750 and 12,645 is: 23,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750 : 12,645 = 12,645 : x
  2. Step 2: Convert to fraction form
    6,750/12,645 = 12,645/x
  3. Step 3: Cross multiply
    6,750x = 12,645 × 12,645
  4. Step 4: Simplify right side
    6,750x = 159,896,025
  5. Step 5: Solve for x
    x = 159,896,025/6,750
  6. Step 6: Final answer
    x = 23,688.30

Related Problems

Find third proportional to 3,375 and 6,322.50
Half scale
Find third proportional to 13,500 and 25,290
Double scale
Find third proportional to 6,752 and 12,649
Similar ratio
Find third proportional to 10,125 and 18,967.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.