Home / 17,918-39,114

Finding the Third Proportional to 17,918 and 39,114

Calculator

Solution

The third proportional to 17,918 and 39,114 is: 85,383.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918 : 39,114 = 39,114 : x
  2. Step 2: Convert to fraction form
    17,918/39,114 = 39,114/x
  3. Step 3: Cross multiply
    17,918x = 39,114 × 39,114
  4. Step 4: Simplify right side
    17,918x = 1,529,904,996
  5. Step 5: Solve for x
    x = 1,529,904,996/17,918
  6. Step 6: Final answer
    x = 85,383.69

Related Problems

Find third proportional to 8,959 and 19,557
Half scale
Find third proportional to 35,836 and 78,228
Double scale
Find third proportional to 17,920 and 39,118
Similar ratio
Find third proportional to 26,877 and 58,671
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.