Home / 17,678-27,336

Finding the Third Proportional to 17,678 and 27,336

Calculator

Solution

The third proportional to 17,678 and 27,336 is: 42,270.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,678 : 27,336 = 27,336 : x
  2. Step 2: Convert to fraction form
    17,678/27,336 = 27,336/x
  3. Step 3: Cross multiply
    17,678x = 27,336 × 27,336
  4. Step 4: Simplify right side
    17,678x = 747,256,896
  5. Step 5: Solve for x
    x = 747,256,896/17,678
  6. Step 6: Final answer
    x = 42,270.44

Related Problems

Find third proportional to 8,839 and 13,668
Half scale
Find third proportional to 35,356 and 54,672
Double scale
Find third proportional to 17,680 and 27,339
Similar ratio
Find third proportional to 26,517 and 41,004
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.