Home / 20,600-30,008

Finding the Third Proportional to 20,600 and 30,008

Calculator

Solution

The third proportional to 20,600 and 30,008 is: 43,712.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,600 : 30,008 = 30,008 : x
  2. Step 2: Convert to fraction form
    20,600/30,008 = 30,008/x
  3. Step 3: Cross multiply
    20,600x = 30,008 × 30,008
  4. Step 4: Simplify right side
    20,600x = 900,480,064
  5. Step 5: Solve for x
    x = 900,480,064/20,600
  6. Step 6: Final answer
    x = 43,712.62

Related Problems

Find third proportional to 10,300 and 15,004
Half scale
Find third proportional to 41,200 and 60,016
Double scale
Find third proportional to 20,602 and 30,011
Similar ratio
Find third proportional to 30,900 and 45,012
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.