Home / 8,696-18,272

Finding the Third Proportional to 8,696 and 18,272

Calculator

Solution

The third proportional to 8,696 and 18,272 is: 38,393.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696 : 18,272 = 18,272 : x
  2. Step 2: Convert to fraction form
    8,696/18,272 = 18,272/x
  3. Step 3: Cross multiply
    8,696x = 18,272 × 18,272
  4. Step 4: Simplify right side
    8,696x = 333,865,984
  5. Step 5: Solve for x
    x = 333,865,984/8,696
  6. Step 6: Final answer
    x = 38,393.05

Related Problems

Find third proportional to 4,348 and 9,136
Half scale
Find third proportional to 17,392 and 36,544
Double scale
Find third proportional to 8,698 and 18,276
Similar ratio
Find third proportional to 13,044 and 27,408
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.