Home / 8,406-15,768

Finding the Third Proportional to 8,406 and 15,768

Calculator

Solution

The third proportional to 8,406 and 15,768 is: 29,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,406 : 15,768 = 15,768 : x
  2. Step 2: Convert to fraction form
    8,406/15,768 = 15,768/x
  3. Step 3: Cross multiply
    8,406x = 15,768 × 15,768
  4. Step 4: Simplify right side
    8,406x = 248,629,824
  5. Step 5: Solve for x
    x = 248,629,824/8,406
  6. Step 6: Final answer
    x = 29,577.66

Related Problems

Find third proportional to 4,203 and 7,884
Half scale
Find third proportional to 16,812 and 31,536
Double scale
Find third proportional to 8,408 and 15,772
Similar ratio
Find third proportional to 12,609 and 23,652
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.