Home / 8,702-13,018

Finding the Third Proportional to 8,702 and 13,018

Calculator

Solution

The third proportional to 8,702 and 13,018 is: 19,474.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702 : 13,018 = 13,018 : x
  2. Step 2: Convert to fraction form
    8,702/13,018 = 13,018/x
  3. Step 3: Cross multiply
    8,702x = 13,018 × 13,018
  4. Step 4: Simplify right side
    8,702x = 169,468,324
  5. Step 5: Solve for x
    x = 169,468,324/8,702
  6. Step 6: Final answer
    x = 19,474.64

Related Problems

Find third proportional to 4,351 and 6,509
Half scale
Find third proportional to 17,404 and 26,036
Double scale
Find third proportional to 8,704 and 13,021
Similar ratio
Find third proportional to 13,053 and 19,527
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.