Home / 17,788-27,903

Finding the Third Proportional to 17,788 and 27,903

Calculator

Solution

The third proportional to 17,788 and 27,903 is: 43,769.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788 : 27,903 = 27,903 : x
  2. Step 2: Convert to fraction form
    17,788/27,903 = 27,903/x
  3. Step 3: Cross multiply
    17,788x = 27,903 × 27,903
  4. Step 4: Simplify right side
    17,788x = 778,577,409
  5. Step 5: Solve for x
    x = 778,577,409/17,788
  6. Step 6: Final answer
    x = 43,769.81

Related Problems

Find third proportional to 8,894 and 13,951.50
Half scale
Find third proportional to 35,576 and 55,806
Double scale
Find third proportional to 17,790 and 27,906
Similar ratio
Find third proportional to 26,682 and 41,854.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.