Home / 18,236-28,126

Finding the Third Proportional to 18,236 and 28,126

Calculator

Solution

The third proportional to 18,236 and 28,126 is: 43,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236 : 28,126 = 28,126 : x
  2. Step 2: Convert to fraction form
    18,236/28,126 = 28,126/x
  3. Step 3: Cross multiply
    18,236x = 28,126 × 28,126
  4. Step 4: Simplify right side
    18,236x = 791,071,876
  5. Step 5: Solve for x
    x = 791,071,876/18,236
  6. Step 6: Final answer
    x = 43,379.68

Related Problems

Find third proportional to 9,118 and 14,063
Half scale
Find third proportional to 36,472 and 56,252
Double scale
Find third proportional to 18,238 and 28,129
Similar ratio
Find third proportional to 27,354 and 42,189
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.