Home / 20,539-47,999

Finding the Third Proportional to 20,539 and 47,999

Calculator

Solution

The third proportional to 20,539 and 47,999 is: 112,172.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,539 : 47,999 = 47,999 : x
  2. Step 2: Convert to fraction form
    20,539/47,999 = 47,999/x
  3. Step 3: Cross multiply
    20,539x = 47,999 × 47,999
  4. Step 4: Simplify right side
    20,539x = 2,303,904,001
  5. Step 5: Solve for x
    x = 2,303,904,001/20,539
  6. Step 6: Final answer
    x = 112,172.16

Related Problems

Find third proportional to 10,269.50 and 23,999.50
Half scale
Find third proportional to 41,078 and 95,998
Double scale
Find third proportional to 20,541 and 48,004
Similar ratio
Find third proportional to 30,808.50 and 71,998.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.