Home / 16,684-36,279

Finding the Third Proportional to 16,684 and 36,279

Calculator

Solution

The third proportional to 16,684 and 36,279 is: 78,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,684 : 36,279 = 36,279 : x
  2. Step 2: Convert to fraction form
    16,684/36,279 = 36,279/x
  3. Step 3: Cross multiply
    16,684x = 36,279 × 36,279
  4. Step 4: Simplify right side
    16,684x = 1,316,165,841
  5. Step 5: Solve for x
    x = 1,316,165,841/16,684
  6. Step 6: Final answer
    x = 78,887.91

Related Problems

Find third proportional to 8,342 and 18,139.50
Half scale
Find third proportional to 33,368 and 72,558
Double scale
Find third proportional to 16,686 and 36,283
Similar ratio
Find third proportional to 25,026 and 54,418.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.