Home / 13,042-20,203

Finding the Third Proportional to 13,042 and 20,203

Calculator

Solution

The third proportional to 13,042 and 20,203 is: 31,295.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042 : 20,203 = 20,203 : x
  2. Step 2: Convert to fraction form
    13,042/20,203 = 20,203/x
  3. Step 3: Cross multiply
    13,042x = 20,203 × 20,203
  4. Step 4: Simplify right side
    13,042x = 408,161,209
  5. Step 5: Solve for x
    x = 408,161,209/13,042
  6. Step 6: Final answer
    x = 31,295.91

Related Problems

Find third proportional to 6,521 and 10,101.50
Half scale
Find third proportional to 26,084 and 40,406
Double scale
Find third proportional to 13,044 and 20,206
Similar ratio
Find third proportional to 19,563 and 30,304.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.