Home / 18,234-27,315

Finding the Third Proportional to 18,234 and 27,315

Calculator

Solution

The third proportional to 18,234 and 27,315 is: 40,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234 : 27,315 = 27,315 : x
  2. Step 2: Convert to fraction form
    18,234/27,315 = 27,315/x
  3. Step 3: Cross multiply
    18,234x = 27,315 × 27,315
  4. Step 4: Simplify right side
    18,234x = 746,109,225
  5. Step 5: Solve for x
    x = 746,109,225/18,234
  6. Step 6: Final answer
    x = 40,918.57

Related Problems

Find third proportional to 9,117 and 13,657.50
Half scale
Find third proportional to 36,468 and 54,630
Double scale
Find third proportional to 18,236 and 27,318
Similar ratio
Find third proportional to 27,351 and 40,972.50
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.