Home / 6,861-14,130

Finding the Third Proportional to 6,861 and 14,130

Calculator

Solution

The third proportional to 6,861 and 14,130 is: 29,100.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861 : 14,130 = 14,130 : x
  2. Step 2: Convert to fraction form
    6,861/14,130 = 14,130/x
  3. Step 3: Cross multiply
    6,861x = 14,130 × 14,130
  4. Step 4: Simplify right side
    6,861x = 199,656,900
  5. Step 5: Solve for x
    x = 199,656,900/6,861
  6. Step 6: Final answer
    x = 29,100.26

Related Problems

Find third proportional to 3,430.50 and 7,065
Half scale
Find third proportional to 13,722 and 28,260
Double scale
Find third proportional to 6,863 and 14,134
Similar ratio
Find third proportional to 10,291.50 and 21,195
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.