Home / 27,390-51,918

Finding the Third Proportional to 27,390 and 51,918

Calculator

Solution

The third proportional to 27,390 and 51,918 is: 98,411.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390 : 51,918 = 51,918 : x
  2. Step 2: Convert to fraction form
    27,390/51,918 = 51,918/x
  3. Step 3: Cross multiply
    27,390x = 51,918 × 51,918
  4. Step 4: Simplify right side
    27,390x = 2,695,478,724
  5. Step 5: Solve for x
    x = 2,695,478,724/27,390
  6. Step 6: Final answer
    x = 98,411.05

Related Problems

Find third proportional to 13,695 and 25,959
Half scale
Find third proportional to 54,780 and 103,836
Double scale
Find third proportional to 27,392 and 51,922
Similar ratio
Find third proportional to 41,085 and 77,877
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.