Home / 27,382-39,128

Finding the Third Proportional to 27,382 and 39,128

Calculator

Solution

The third proportional to 27,382 and 39,128 is: 55,912.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,382 : 39,128 = 39,128 : x
  2. Step 2: Convert to fraction form
    27,382/39,128 = 39,128/x
  3. Step 3: Cross multiply
    27,382x = 39,128 × 39,128
  4. Step 4: Simplify right side
    27,382x = 1,531,000,384
  5. Step 5: Solve for x
    x = 1,531,000,384/27,382
  6. Step 6: Final answer
    x = 55,912.66

Related Problems

Find third proportional to 13,691 and 19,564
Half scale
Find third proportional to 54,764 and 78,256
Double scale
Find third proportional to 27,384 and 39,131
Similar ratio
Find third proportional to 41,073 and 58,692
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.