Home / 11,432-18,138

Finding the Third Proportional to 11,432 and 18,138

Calculator

Solution

The third proportional to 11,432 and 18,138 is: 28,777.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,432 : 18,138 = 18,138 : x
  2. Step 2: Convert to fraction form
    11,432/18,138 = 18,138/x
  3. Step 3: Cross multiply
    11,432x = 18,138 × 18,138
  4. Step 4: Simplify right side
    11,432x = 328,987,044
  5. Step 5: Solve for x
    x = 328,987,044/11,432
  6. Step 6: Final answer
    x = 28,777.73

Related Problems

Find third proportional to 5,716 and 9,069
Half scale
Find third proportional to 22,864 and 36,276
Double scale
Find third proportional to 11,434 and 18,141
Similar ratio
Find third proportional to 17,148 and 27,207
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.