Home / 13,648-21,703

Finding the Third Proportional to 13,648 and 21,703

Calculator

Solution

The third proportional to 13,648 and 21,703 is: 34,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,648 : 21,703 = 21,703 : x
  2. Step 2: Convert to fraction form
    13,648/21,703 = 21,703/x
  3. Step 3: Cross multiply
    13,648x = 21,703 × 21,703
  4. Step 4: Simplify right side
    13,648x = 471,020,209
  5. Step 5: Solve for x
    x = 471,020,209/13,648
  6. Step 6: Final answer
    x = 34,512.03

Related Problems

Find third proportional to 6,824 and 10,851.50
Half scale
Find third proportional to 27,296 and 43,406
Double scale
Find third proportional to 13,650 and 21,706
Similar ratio
Find third proportional to 20,472 and 32,554.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.