Home / 18,692-37,912

Finding the Third Proportional to 18,692 and 37,912

Calculator

Solution

The third proportional to 18,692 and 37,912 is: 76,894.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,692 : 37,912 = 37,912 : x
  2. Step 2: Convert to fraction form
    18,692/37,912 = 37,912/x
  3. Step 3: Cross multiply
    18,692x = 37,912 × 37,912
  4. Step 4: Simplify right side
    18,692x = 1,437,319,744
  5. Step 5: Solve for x
    x = 1,437,319,744/18,692
  6. Step 6: Final answer
    x = 76,894.91

Related Problems

Find third proportional to 9,346 and 18,956
Half scale
Find third proportional to 37,384 and 75,824
Double scale
Find third proportional to 18,694 and 37,916
Similar ratio
Find third proportional to 28,038 and 56,868
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.