Home / 10,812-16,668.75

Finding the Third Proportional to 10,812 and 16,668.75

Calculator

Solution

The third proportional to 10,812 and 16,668.75 is: 25,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812 : 16,668.75 = 16,668.75 : x
  2. Step 2: Convert to fraction form
    10,812/16,668.75 = 16,668.75/x
  3. Step 3: Cross multiply
    10,812x = 16,668.75 × 16,668.75
  4. Step 4: Simplify right side
    10,812x = 277,847,226.56
  5. Step 5: Solve for x
    x = 277,847,226.56/10,812
  6. Step 6: Final answer
    x = 25,698.04

Related Problems

Find third proportional to 5,406 and 8,334.38
Half scale
Find third proportional to 21,624 and 33,337.50
Double scale
Find third proportional to 10,814 and 16,672
Similar ratio
Find third proportional to 16,218 and 25,003.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.