Home / 8,504-18,020

Finding the Third Proportional to 8,504 and 18,020

Calculator

Solution

The third proportional to 8,504 and 18,020 is: 38,184.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504 : 18,020 = 18,020 : x
  2. Step 2: Convert to fraction form
    8,504/18,020 = 18,020/x
  3. Step 3: Cross multiply
    8,504x = 18,020 × 18,020
  4. Step 4: Simplify right side
    8,504x = 324,720,400
  5. Step 5: Solve for x
    x = 324,720,400/8,504
  6. Step 6: Final answer
    x = 38,184.43

Related Problems

Find third proportional to 4,252 and 9,010
Half scale
Find third proportional to 17,008 and 36,040
Double scale
Find third proportional to 8,506 and 18,024
Similar ratio
Find third proportional to 12,756 and 27,030
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.