Home / 18,480-39,606

Finding the Third Proportional to 18,480 and 39,606

Calculator

Solution

The third proportional to 18,480 and 39,606 is: 84,882.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,480 : 39,606 = 39,606 : x
  2. Step 2: Convert to fraction form
    18,480/39,606 = 39,606/x
  3. Step 3: Cross multiply
    18,480x = 39,606 × 39,606
  4. Step 4: Simplify right side
    18,480x = 1,568,635,236
  5. Step 5: Solve for x
    x = 1,568,635,236/18,480
  6. Step 6: Final answer
    x = 84,882.86

Related Problems

Find third proportional to 9,240 and 19,803
Half scale
Find third proportional to 36,960 and 79,212
Double scale
Find third proportional to 18,482 and 39,610
Similar ratio
Find third proportional to 27,720 and 59,409
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.