Home / 18,016-39,456

Finding the Third Proportional to 18,016 and 39,456

Calculator

Solution

The third proportional to 18,016 and 39,456 is: 86,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016 : 39,456 = 39,456 : x
  2. Step 2: Convert to fraction form
    18,016/39,456 = 39,456/x
  3. Step 3: Cross multiply
    18,016x = 39,456 × 39,456
  4. Step 4: Simplify right side
    18,016x = 1,556,775,936
  5. Step 5: Solve for x
    x = 1,556,775,936/18,016
  6. Step 6: Final answer
    x = 86,410.74

Related Problems

Find third proportional to 9,008 and 19,728
Half scale
Find third proportional to 36,032 and 78,912
Double scale
Find third proportional to 18,018 and 39,460
Similar ratio
Find third proportional to 27,024 and 59,184
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.