Home / 25,436-40,170

Finding the Third Proportional to 25,436 and 40,170

Calculator

Solution

The third proportional to 25,436 and 40,170 is: 63,438.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,436 : 40,170 = 40,170 : x
  2. Step 2: Convert to fraction form
    25,436/40,170 = 40,170/x
  3. Step 3: Cross multiply
    25,436x = 40,170 × 40,170
  4. Step 4: Simplify right side
    25,436x = 1,613,628,900
  5. Step 5: Solve for x
    x = 1,613,628,900/25,436
  6. Step 6: Final answer
    x = 63,438.78

Related Problems

Find third proportional to 12,718 and 20,085
Half scale
Find third proportional to 50,872 and 80,340
Double scale
Find third proportional to 25,438 and 40,173
Similar ratio
Find third proportional to 38,154 and 60,255
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.