Home / 9,108-15,210

Finding the Third Proportional to 9,108 and 15,210

Calculator

Solution

The third proportional to 9,108 and 15,210 is: 25,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108 : 15,210 = 15,210 : x
  2. Step 2: Convert to fraction form
    9,108/15,210 = 15,210/x
  3. Step 3: Cross multiply
    9,108x = 15,210 × 15,210
  4. Step 4: Simplify right side
    9,108x = 231,344,100
  5. Step 5: Solve for x
    x = 231,344,100/9,108
  6. Step 6: Final answer
    x = 25,400.10

Related Problems

Find third proportional to 4,554 and 7,605
Half scale
Find third proportional to 18,216 and 30,420
Double scale
Find third proportional to 9,110 and 15,213
Similar ratio
Find third proportional to 13,662 and 22,815
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.