Home / 9,008-18,418

Finding the Third Proportional to 9,008 and 18,418

Calculator

Solution

The third proportional to 9,008 and 18,418 is: 37,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008 : 18,418 = 18,418 : x
  2. Step 2: Convert to fraction form
    9,008/18,418 = 18,418/x
  3. Step 3: Cross multiply
    9,008x = 18,418 × 18,418
  4. Step 4: Simplify right side
    9,008x = 339,222,724
  5. Step 5: Solve for x
    x = 339,222,724/9,008
  6. Step 6: Final answer
    x = 37,657.94

Related Problems

Find third proportional to 4,504 and 9,209
Half scale
Find third proportional to 18,016 and 36,836
Double scale
Find third proportional to 9,010 and 18,422
Similar ratio
Find third proportional to 13,512 and 27,627
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.