Home / 15,918-34,860

Finding the Third Proportional to 15,918 and 34,860

Calculator

Solution

The third proportional to 15,918 and 34,860 is: 76,342.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918 : 34,860 = 34,860 : x
  2. Step 2: Convert to fraction form
    15,918/34,860 = 34,860/x
  3. Step 3: Cross multiply
    15,918x = 34,860 × 34,860
  4. Step 4: Simplify right side
    15,918x = 1,215,219,600
  5. Step 5: Solve for x
    x = 1,215,219,600/15,918
  6. Step 6: Final answer
    x = 76,342.48

Related Problems

Find third proportional to 7,959 and 17,430
Half scale
Find third proportional to 31,836 and 69,720
Double scale
Find third proportional to 15,920 and 34,864
Similar ratio
Find third proportional to 23,877 and 52,290
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.