Home / 18,137-37,914

Finding the Third Proportional to 18,137 and 37,914

Calculator

Solution

The third proportional to 18,137 and 37,914 is: 79,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,137 : 37,914 = 37,914 : x
  2. Step 2: Convert to fraction form
    18,137/37,914 = 37,914/x
  3. Step 3: Cross multiply
    18,137x = 37,914 × 37,914
  4. Step 4: Simplify right side
    18,137x = 1,437,471,396
  5. Step 5: Solve for x
    x = 1,437,471,396/18,137
  6. Step 6: Final answer
    x = 79,256.29

Related Problems

Find third proportional to 9,068.50 and 18,957
Half scale
Find third proportional to 36,274 and 75,828
Double scale
Find third proportional to 18,139 and 37,918
Similar ratio
Find third proportional to 27,205.50 and 56,871
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.