Home / 6,530-15,399

Finding the Third Proportional to 6,530 and 15,399

Calculator

Solution

The third proportional to 6,530 and 15,399 is: 36,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530 : 15,399 = 15,399 : x
  2. Step 2: Convert to fraction form
    6,530/15,399 = 15,399/x
  3. Step 3: Cross multiply
    6,530x = 15,399 × 15,399
  4. Step 4: Simplify right side
    6,530x = 237,129,201
  5. Step 5: Solve for x
    x = 237,129,201/6,530
  6. Step 6: Final answer
    x = 36,313.81

Related Problems

Find third proportional to 3,265 and 7,699.50
Half scale
Find third proportional to 13,060 and 30,798
Double scale
Find third proportional to 6,532 and 15,404
Similar ratio
Find third proportional to 9,795 and 23,098.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.