Home / 19,164-40,072

Finding the Third Proportional to 19,164 and 40,072

Calculator

Solution

The third proportional to 19,164 and 40,072 is: 83,790.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164 : 40,072 = 40,072 : x
  2. Step 2: Convert to fraction form
    19,164/40,072 = 40,072/x
  3. Step 3: Cross multiply
    19,164x = 40,072 × 40,072
  4. Step 4: Simplify right side
    19,164x = 1,605,765,184
  5. Step 5: Solve for x
    x = 1,605,765,184/19,164
  6. Step 6: Final answer
    x = 83,790.71

Related Problems

Find third proportional to 9,582 and 20,036
Half scale
Find third proportional to 38,328 and 80,144
Double scale
Find third proportional to 19,166 and 40,076
Similar ratio
Find third proportional to 28,746 and 60,108
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.