Home / 7,144-13,928

Finding the Third Proportional to 7,144 and 13,928

Calculator

Solution

The third proportional to 7,144 and 13,928 is: 27,154.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,144 : 13,928 = 13,928 : x
  2. Step 2: Convert to fraction form
    7,144/13,928 = 13,928/x
  3. Step 3: Cross multiply
    7,144x = 13,928 × 13,928
  4. Step 4: Simplify right side
    7,144x = 193,989,184
  5. Step 5: Solve for x
    x = 193,989,184/7,144
  6. Step 6: Final answer
    x = 27,154.14

Related Problems

Find third proportional to 3,572 and 6,964
Half scale
Find third proportional to 14,288 and 27,856
Double scale
Find third proportional to 7,146 and 13,932
Similar ratio
Find third proportional to 10,716 and 20,892
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.