Home / 11,158-17,115

Finding the Third Proportional to 11,158 and 17,115

Calculator

Solution

The third proportional to 11,158 and 17,115 is: 26,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,158 : 17,115 = 17,115 : x
  2. Step 2: Convert to fraction form
    11,158/17,115 = 17,115/x
  3. Step 3: Cross multiply
    11,158x = 17,115 × 17,115
  4. Step 4: Simplify right side
    11,158x = 292,923,225
  5. Step 5: Solve for x
    x = 292,923,225/11,158
  6. Step 6: Final answer
    x = 26,252.31

Related Problems

Find third proportional to 5,579 and 8,557.50
Half scale
Find third proportional to 22,316 and 34,230
Double scale
Find third proportional to 11,160 and 17,118
Similar ratio
Find third proportional to 16,737 and 25,672.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.