Home / 9,180-18,864

Finding the Third Proportional to 9,180 and 18,864

Calculator

Solution

The third proportional to 9,180 and 18,864 is: 38,763.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180 : 18,864 = 18,864 : x
  2. Step 2: Convert to fraction form
    9,180/18,864 = 18,864/x
  3. Step 3: Cross multiply
    9,180x = 18,864 × 18,864
  4. Step 4: Simplify right side
    9,180x = 355,850,496
  5. Step 5: Solve for x
    x = 355,850,496/9,180
  6. Step 6: Final answer
    x = 38,763.67

Related Problems

Find third proportional to 4,590 and 9,432
Half scale
Find third proportional to 18,360 and 37,728
Double scale
Find third proportional to 9,182 and 18,868
Similar ratio
Find third proportional to 13,770 and 28,296
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.