Home / 17,910-36,170

Finding the Third Proportional to 17,910 and 36,170

Calculator

Solution

The third proportional to 17,910 and 36,170 is: 73,046.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,910 : 36,170 = 36,170 : x
  2. Step 2: Convert to fraction form
    17,910/36,170 = 36,170/x
  3. Step 3: Cross multiply
    17,910x = 36,170 × 36,170
  4. Step 4: Simplify right side
    17,910x = 1,308,268,900
  5. Step 5: Solve for x
    x = 1,308,268,900/17,910
  6. Step 6: Final answer
    x = 73,046.84

Related Problems

Find third proportional to 8,955 and 18,085
Half scale
Find third proportional to 35,820 and 72,340
Double scale
Find third proportional to 17,912 and 36,174
Similar ratio
Find third proportional to 26,865 and 54,255
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.