Home / 9,372-18,480

Finding the Third Proportional to 9,372 and 18,480

Calculator

Solution

The third proportional to 9,372 and 18,480 is: 36,439.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372 : 18,480 = 18,480 : x
  2. Step 2: Convert to fraction form
    9,372/18,480 = 18,480/x
  3. Step 3: Cross multiply
    9,372x = 18,480 × 18,480
  4. Step 4: Simplify right side
    9,372x = 341,510,400
  5. Step 5: Solve for x
    x = 341,510,400/9,372
  6. Step 6: Final answer
    x = 36,439.44

Related Problems

Find third proportional to 4,686 and 9,240
Half scale
Find third proportional to 18,744 and 36,960
Double scale
Find third proportional to 9,374 and 18,484
Similar ratio
Find third proportional to 14,058 and 27,720
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.