Home / 9,154-18,812

Finding the Third Proportional to 9,154 and 18,812

Calculator

Solution

The third proportional to 9,154 and 18,812 is: 38,659.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154 : 18,812 = 18,812 : x
  2. Step 2: Convert to fraction form
    9,154/18,812 = 18,812/x
  3. Step 3: Cross multiply
    9,154x = 18,812 × 18,812
  4. Step 4: Simplify right side
    9,154x = 353,891,344
  5. Step 5: Solve for x
    x = 353,891,344/9,154
  6. Step 6: Final answer
    x = 38,659.75

Related Problems

Find third proportional to 4,577 and 9,406
Half scale
Find third proportional to 18,308 and 37,624
Double scale
Find third proportional to 9,156 and 18,816
Similar ratio
Find third proportional to 13,731 and 28,218
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.