Home / 14,390-20,676

Finding the Third Proportional to 14,390 and 20,676

Calculator

Solution

The third proportional to 14,390 and 20,676 is: 29,707.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390 : 20,676 = 20,676 : x
  2. Step 2: Convert to fraction form
    14,390/20,676 = 20,676/x
  3. Step 3: Cross multiply
    14,390x = 20,676 × 20,676
  4. Step 4: Simplify right side
    14,390x = 427,496,976
  5. Step 5: Solve for x
    x = 427,496,976/14,390
  6. Step 6: Final answer
    x = 29,707.92

Related Problems

Find third proportional to 7,195 and 10,338
Half scale
Find third proportional to 28,780 and 41,352
Double scale
Find third proportional to 14,392 and 20,679
Similar ratio
Find third proportional to 21,585 and 31,014
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.