Home / 20,514-30,765

Finding the Third Proportional to 20,514 and 30,765

Calculator

Solution

The third proportional to 20,514 and 30,765 is: 46,138.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,514 : 30,765 = 30,765 : x
  2. Step 2: Convert to fraction form
    20,514/30,765 = 30,765/x
  3. Step 3: Cross multiply
    20,514x = 30,765 × 30,765
  4. Step 4: Simplify right side
    20,514x = 946,485,225
  5. Step 5: Solve for x
    x = 946,485,225/20,514
  6. Step 6: Final answer
    x = 46,138.50

Related Problems

Find third proportional to 10,257 and 15,382.50
Half scale
Find third proportional to 41,028 and 61,530
Double scale
Find third proportional to 20,516 and 30,768
Similar ratio
Find third proportional to 30,771 and 46,147.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.