Home / 12,788-27,948

Finding the Third Proportional to 12,788 and 27,948

Calculator

Solution

The third proportional to 12,788 and 27,948 is: 61,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,788 : 27,948 = 27,948 : x
  2. Step 2: Convert to fraction form
    12,788/27,948 = 27,948/x
  3. Step 3: Cross multiply
    12,788x = 27,948 × 27,948
  4. Step 4: Simplify right side
    12,788x = 781,090,704
  5. Step 5: Solve for x
    x = 781,090,704/12,788
  6. Step 6: Final answer
    x = 61,079.97

Related Problems

Find third proportional to 6,394 and 13,974
Half scale
Find third proportional to 25,576 and 55,896
Double scale
Find third proportional to 12,790 and 27,952
Similar ratio
Find third proportional to 19,182 and 41,922
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.