Home / 6,318-13,605

Finding the Third Proportional to 6,318 and 13,605

Calculator

Solution

The third proportional to 6,318 and 13,605 is: 29,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318 : 13,605 = 13,605 : x
  2. Step 2: Convert to fraction form
    6,318/13,605 = 13,605/x
  3. Step 3: Cross multiply
    6,318x = 13,605 × 13,605
  4. Step 4: Simplify right side
    6,318x = 185,096,025
  5. Step 5: Solve for x
    x = 185,096,025/6,318
  6. Step 6: Final answer
    x = 29,296.62

Related Problems

Find third proportional to 3,159 and 6,802.50
Half scale
Find third proportional to 12,636 and 27,210
Double scale
Find third proportional to 6,320 and 13,609
Similar ratio
Find third proportional to 9,477 and 20,407.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.