Home / 10,078-18,716

Finding the Third Proportional to 10,078 and 18,716

Calculator

Solution

The third proportional to 10,078 and 18,716 is: 34,757.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078 : 18,716 = 18,716 : x
  2. Step 2: Convert to fraction form
    10,078/18,716 = 18,716/x
  3. Step 3: Cross multiply
    10,078x = 18,716 × 18,716
  4. Step 4: Simplify right side
    10,078x = 350,288,656
  5. Step 5: Solve for x
    x = 350,288,656/10,078
  6. Step 6: Final answer
    x = 34,757.76

Related Problems

Find third proportional to 5,039 and 9,358
Half scale
Find third proportional to 20,156 and 37,432
Double scale
Find third proportional to 10,080 and 18,720
Similar ratio
Find third proportional to 15,117 and 28,074
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.