Home / 15,032-21,652

Finding the Third Proportional to 15,032 and 21,652

Calculator

Solution

The third proportional to 15,032 and 21,652 is: 31,187.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,032 : 21,652 = 21,652 : x
  2. Step 2: Convert to fraction form
    15,032/21,652 = 21,652/x
  3. Step 3: Cross multiply
    15,032x = 21,652 × 21,652
  4. Step 4: Simplify right side
    15,032x = 468,809,104
  5. Step 5: Solve for x
    x = 468,809,104/15,032
  6. Step 6: Final answer
    x = 31,187.41

Related Problems

Find third proportional to 7,516 and 10,826
Half scale
Find third proportional to 30,064 and 43,304
Double scale
Find third proportional to 15,034 and 21,655
Similar ratio
Find third proportional to 22,548 and 32,478
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.