Home / 11,818-25,218

Finding the Third Proportional to 11,818 and 25,218

Calculator

Solution

The third proportional to 11,818 and 25,218 is: 53,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818 : 25,218 = 25,218 : x
  2. Step 2: Convert to fraction form
    11,818/25,218 = 25,218/x
  3. Step 3: Cross multiply
    11,818x = 25,218 × 25,218
  4. Step 4: Simplify right side
    11,818x = 635,947,524
  5. Step 5: Solve for x
    x = 635,947,524/11,818
  6. Step 6: Final answer
    x = 53,811.77

Related Problems

Find third proportional to 5,909 and 12,609
Half scale
Find third proportional to 23,636 and 50,436
Double scale
Find third proportional to 11,820 and 25,222
Similar ratio
Find third proportional to 17,727 and 37,827
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.