Home / 6,842-13,979

Finding the Third Proportional to 6,842 and 13,979

Calculator

Solution

The third proportional to 6,842 and 13,979 is: 28,560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,842 : 13,979 = 13,979 : x
  2. Step 2: Convert to fraction form
    6,842/13,979 = 13,979/x
  3. Step 3: Cross multiply
    6,842x = 13,979 × 13,979
  4. Step 4: Simplify right side
    6,842x = 195,412,441
  5. Step 5: Solve for x
    x = 195,412,441/6,842
  6. Step 6: Final answer
    x = 28,560.72

Related Problems

Find third proportional to 3,421 and 6,989.50
Half scale
Find third proportional to 13,684 and 27,958
Double scale
Find third proportional to 6,844 and 13,983
Similar ratio
Find third proportional to 10,263 and 20,968.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.