Home / 16,854-36,820

Finding the Third Proportional to 16,854 and 36,820

Calculator

Solution

The third proportional to 16,854 and 36,820 is: 80,438.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854 : 36,820 = 36,820 : x
  2. Step 2: Convert to fraction form
    16,854/36,820 = 36,820/x
  3. Step 3: Cross multiply
    16,854x = 36,820 × 36,820
  4. Step 4: Simplify right side
    16,854x = 1,355,712,400
  5. Step 5: Solve for x
    x = 1,355,712,400/16,854
  6. Step 6: Final answer
    x = 80,438.61

Related Problems

Find third proportional to 8,427 and 18,410
Half scale
Find third proportional to 33,708 and 73,640
Double scale
Find third proportional to 16,856 and 36,824
Similar ratio
Find third proportional to 25,281 and 55,230
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.