Home / 12,100-18,502

Finding the Third Proportional to 12,100 and 18,502

Calculator

Solution

The third proportional to 12,100 and 18,502 is: 28,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,100 : 18,502 = 18,502 : x
  2. Step 2: Convert to fraction form
    12,100/18,502 = 18,502/x
  3. Step 3: Cross multiply
    12,100x = 18,502 × 18,502
  4. Step 4: Simplify right side
    12,100x = 342,324,004
  5. Step 5: Solve for x
    x = 342,324,004/12,100
  6. Step 6: Final answer
    x = 28,291.24

Related Problems

Find third proportional to 6,050 and 9,251
Half scale
Find third proportional to 24,200 and 37,004
Double scale
Find third proportional to 12,102 and 18,505
Similar ratio
Find third proportional to 18,150 and 27,753
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.