Home / 9,438-18,732

Finding the Third Proportional to 9,438 and 18,732

Calculator

Solution

The third proportional to 9,438 and 18,732 is: 37,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438 : 18,732 = 18,732 : x
  2. Step 2: Convert to fraction form
    9,438/18,732 = 18,732/x
  3. Step 3: Cross multiply
    9,438x = 18,732 × 18,732
  4. Step 4: Simplify right side
    9,438x = 350,887,824
  5. Step 5: Solve for x
    x = 350,887,824/9,438
  6. Step 6: Final answer
    x = 37,178.20

Related Problems

Find third proportional to 4,719 and 9,366
Half scale
Find third proportional to 18,876 and 37,464
Double scale
Find third proportional to 9,440 and 18,736
Similar ratio
Find third proportional to 14,157 and 28,098
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.98) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.