Home / 18,112-27,078

Finding the Third Proportional to 18,112 and 27,078

Calculator

Solution

The third proportional to 18,112 and 27,078 is: 40,482.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112 : 27,078 = 27,078 : x
  2. Step 2: Convert to fraction form
    18,112/27,078 = 27,078/x
  3. Step 3: Cross multiply
    18,112x = 27,078 × 27,078
  4. Step 4: Simplify right side
    18,112x = 733,218,084
  5. Step 5: Solve for x
    x = 733,218,084/18,112
  6. Step 6: Final answer
    x = 40,482.45

Related Problems

Find third proportional to 9,056 and 13,539
Half scale
Find third proportional to 36,224 and 54,156
Double scale
Find third proportional to 18,114 and 27,081
Similar ratio
Find third proportional to 27,168 and 40,617
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.