Home / 28,718-43,107

Finding the Third Proportional to 28,718 and 43,107

Calculator

Solution

The third proportional to 28,718 and 43,107 is: 64,705.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,718 : 43,107 = 43,107 : x
  2. Step 2: Convert to fraction form
    28,718/43,107 = 43,107/x
  3. Step 3: Cross multiply
    28,718x = 43,107 × 43,107
  4. Step 4: Simplify right side
    28,718x = 1,858,213,449
  5. Step 5: Solve for x
    x = 1,858,213,449/28,718
  6. Step 6: Final answer
    x = 64,705.53

Related Problems

Find third proportional to 14,359 and 21,553.50
Half scale
Find third proportional to 57,436 and 86,214
Double scale
Find third proportional to 28,720 and 43,110
Similar ratio
Find third proportional to 43,077 and 64,660.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.