Home / 13,574-21,675

Finding the Third Proportional to 13,574 and 21,675

Calculator

Solution

The third proportional to 13,574 and 21,675 is: 34,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,574 : 21,675 = 21,675 : x
  2. Step 2: Convert to fraction form
    13,574/21,675 = 21,675/x
  3. Step 3: Cross multiply
    13,574x = 21,675 × 21,675
  4. Step 4: Simplify right side
    13,574x = 469,805,625
  5. Step 5: Solve for x
    x = 469,805,625/13,574
  6. Step 6: Final answer
    x = 34,610.70

Related Problems

Find third proportional to 6,787 and 10,837.50
Half scale
Find third proportional to 27,148 and 43,350
Double scale
Find third proportional to 13,576 and 21,678
Similar ratio
Find third proportional to 20,361 and 32,512.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.