Home / 8,505-13,770

Finding the Third Proportional to 8,505 and 13,770

Calculator

Solution

The third proportional to 8,505 and 13,770 is: 22,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505 : 13,770 = 13,770 : x
  2. Step 2: Convert to fraction form
    8,505/13,770 = 13,770/x
  3. Step 3: Cross multiply
    8,505x = 13,770 × 13,770
  4. Step 4: Simplify right side
    8,505x = 189,612,900
  5. Step 5: Solve for x
    x = 189,612,900/8,505
  6. Step 6: Final answer
    x = 22,294.29

Related Problems

Find third proportional to 4,252.50 and 6,885
Half scale
Find third proportional to 17,010 and 27,540
Double scale
Find third proportional to 8,507 and 13,773
Similar ratio
Find third proportional to 12,757.50 and 20,655
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.