Home / 18,839-29,189

Finding the Third Proportional to 18,839 and 29,189

Calculator

Solution

The third proportional to 18,839 and 29,189 is: 45,225.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,839 : 29,189 = 29,189 : x
  2. Step 2: Convert to fraction form
    18,839/29,189 = 29,189/x
  3. Step 3: Cross multiply
    18,839x = 29,189 × 29,189
  4. Step 4: Simplify right side
    18,839x = 851,997,721
  5. Step 5: Solve for x
    x = 851,997,721/18,839
  6. Step 6: Final answer
    x = 45,225.21

Related Problems

Find third proportional to 9,419.50 and 14,594.50
Half scale
Find third proportional to 37,678 and 58,378
Double scale
Find third proportional to 18,841 and 29,192
Similar ratio
Find third proportional to 28,258.50 and 43,783.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.