Home / 8,285-18,295

Finding the Third Proportional to 8,285 and 18,295

Calculator

Solution

The third proportional to 8,285 and 18,295 is: 40,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285 : 18,295 = 18,295 : x
  2. Step 2: Convert to fraction form
    8,285/18,295 = 18,295/x
  3. Step 3: Cross multiply
    8,285x = 18,295 × 18,295
  4. Step 4: Simplify right side
    8,285x = 334,707,025
  5. Step 5: Solve for x
    x = 334,707,025/8,285
  6. Step 6: Final answer
    x = 40,399.16

Related Problems

Find third proportional to 4,142.50 and 9,147.50
Half scale
Find third proportional to 16,570 and 36,590
Double scale
Find third proportional to 8,287 and 18,299
Similar ratio
Find third proportional to 12,427.50 and 27,442.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.