Home / 13,580-19,884

Finding the Third Proportional to 13,580 and 19,884

Calculator

Solution

The third proportional to 13,580 and 19,884 is: 29,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580 : 19,884 = 19,884 : x
  2. Step 2: Convert to fraction form
    13,580/19,884 = 19,884/x
  3. Step 3: Cross multiply
    13,580x = 19,884 × 19,884
  4. Step 4: Simplify right side
    13,580x = 395,373,456
  5. Step 5: Solve for x
    x = 395,373,456/13,580
  6. Step 6: Final answer
    x = 29,114.39

Related Problems

Find third proportional to 6,790 and 9,942
Half scale
Find third proportional to 27,160 and 39,768
Double scale
Find third proportional to 13,582 and 19,887
Similar ratio
Find third proportional to 20,370 and 29,826
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.