Home / 18,336-27,768

Finding the Third Proportional to 18,336 and 27,768

Calculator

Solution

The third proportional to 18,336 and 27,768 is: 42,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336 : 27,768 = 27,768 : x
  2. Step 2: Convert to fraction form
    18,336/27,768 = 27,768/x
  3. Step 3: Cross multiply
    18,336x = 27,768 × 27,768
  4. Step 4: Simplify right side
    18,336x = 771,061,824
  5. Step 5: Solve for x
    x = 771,061,824/18,336
  6. Step 6: Final answer
    x = 42,051.80

Related Problems

Find third proportional to 9,168 and 13,884
Half scale
Find third proportional to 36,672 and 55,536
Double scale
Find third proportional to 18,338 and 27,771
Similar ratio
Find third proportional to 27,504 and 41,652
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.