Home / 12,498-17,220

Finding the Third Proportional to 12,498 and 17,220

Calculator

Solution

The third proportional to 12,498 and 17,220 is: 23,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498 : 17,220 = 17,220 : x
  2. Step 2: Convert to fraction form
    12,498/17,220 = 17,220/x
  3. Step 3: Cross multiply
    12,498x = 17,220 × 17,220
  4. Step 4: Simplify right side
    12,498x = 296,528,400
  5. Step 5: Solve for x
    x = 296,528,400/12,498
  6. Step 6: Final answer
    x = 23,726.07

Related Problems

Find third proportional to 6,249 and 8,610
Half scale
Find third proportional to 24,996 and 34,440
Double scale
Find third proportional to 12,500 and 17,223
Similar ratio
Find third proportional to 18,747 and 25,830
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.