Home / 18,452-40,003

Finding the Third Proportional to 18,452 and 40,003

Calculator

Solution

The third proportional to 18,452 and 40,003 is: 86,724.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452 : 40,003 = 40,003 : x
  2. Step 2: Convert to fraction form
    18,452/40,003 = 40,003/x
  3. Step 3: Cross multiply
    18,452x = 40,003 × 40,003
  4. Step 4: Simplify right side
    18,452x = 1,600,240,009
  5. Step 5: Solve for x
    x = 1,600,240,009/18,452
  6. Step 6: Final answer
    x = 86,724.47

Related Problems

Find third proportional to 9,226 and 20,001.50
Half scale
Find third proportional to 36,904 and 80,006
Double scale
Find third proportional to 18,454 and 40,007
Similar ratio
Find third proportional to 27,678 and 60,004.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.