Home / 7,000-18,838

Finding the Third Proportional to 7,000 and 18,838

Calculator

Solution

The third proportional to 7,000 and 18,838 is: 50,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000 : 18,838 = 18,838 : x
  2. Step 2: Convert to fraction form
    7,000/18,838 = 18,838/x
  3. Step 3: Cross multiply
    7,000x = 18,838 × 18,838
  4. Step 4: Simplify right side
    7,000x = 354,870,244
  5. Step 5: Solve for x
    x = 354,870,244/7,000
  6. Step 6: Final answer
    x = 50,695.75

Related Problems

Find third proportional to 3,500 and 9,419
Half scale
Find third proportional to 14,000 and 37,676
Double scale
Find third proportional to 7,002 and 18,843
Similar ratio
Find third proportional to 10,500 and 28,257
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.