Home / 15,430-33,157

Finding the Third Proportional to 15,430 and 33,157

Calculator

Solution

The third proportional to 15,430 and 33,157 is: 71,249.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,430 : 33,157 = 33,157 : x
  2. Step 2: Convert to fraction form
    15,430/33,157 = 33,157/x
  3. Step 3: Cross multiply
    15,430x = 33,157 × 33,157
  4. Step 4: Simplify right side
    15,430x = 1,099,386,649
  5. Step 5: Solve for x
    x = 1,099,386,649/15,430
  6. Step 6: Final answer
    x = 71,249.94

Related Problems

Find third proportional to 7,715 and 16,578.50
Half scale
Find third proportional to 30,860 and 66,314
Double scale
Find third proportional to 15,432 and 33,161
Similar ratio
Find third proportional to 23,145 and 49,735.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.