Home / 14,270-20,847

Finding the Third Proportional to 14,270 and 20,847

Calculator

Solution

The third proportional to 14,270 and 20,847 is: 30,455.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270 : 20,847 = 20,847 : x
  2. Step 2: Convert to fraction form
    14,270/20,847 = 20,847/x
  3. Step 3: Cross multiply
    14,270x = 20,847 × 20,847
  4. Step 4: Simplify right side
    14,270x = 434,597,409
  5. Step 5: Solve for x
    x = 434,597,409/14,270
  6. Step 6: Final answer
    x = 30,455.32

Related Problems

Find third proportional to 7,135 and 10,423.50
Half scale
Find third proportional to 28,540 and 41,694
Double scale
Find third proportional to 14,272 and 20,850
Similar ratio
Find third proportional to 21,405 and 31,270.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.