Home / 18,200-38,588

Finding the Third Proportional to 18,200 and 38,588

Calculator

Solution

The third proportional to 18,200 and 38,588 is: 81,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200 : 38,588 = 38,588 : x
  2. Step 2: Convert to fraction form
    18,200/38,588 = 38,588/x
  3. Step 3: Cross multiply
    18,200x = 38,588 × 38,588
  4. Step 4: Simplify right side
    18,200x = 1,489,033,744
  5. Step 5: Solve for x
    x = 1,489,033,744/18,200
  6. Step 6: Final answer
    x = 81,815.04

Related Problems

Find third proportional to 9,100 and 19,294
Half scale
Find third proportional to 36,400 and 77,176
Double scale
Find third proportional to 18,202 and 38,592
Similar ratio
Find third proportional to 27,300 and 57,882
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.