Home / 18,202-23,415

Finding the Third Proportional to 18,202 and 23,415

Calculator

Solution

The third proportional to 18,202 and 23,415 is: 30,120.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202 : 23,415 = 23,415 : x
  2. Step 2: Convert to fraction form
    18,202/23,415 = 23,415/x
  3. Step 3: Cross multiply
    18,202x = 23,415 × 23,415
  4. Step 4: Simplify right side
    18,202x = 548,262,225
  5. Step 5: Solve for x
    x = 548,262,225/18,202
  6. Step 6: Final answer
    x = 30,120.99

Related Problems

Find third proportional to 9,101 and 11,707.50
Half scale
Find third proportional to 36,404 and 46,830
Double scale
Find third proportional to 18,204 and 23,418
Similar ratio
Find third proportional to 27,303 and 35,122.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.