Home / 14,780-31,918

Finding the Third Proportional to 14,780 and 31,918

Calculator

Solution

The third proportional to 14,780 and 31,918 is: 68,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,780 : 31,918 = 31,918 : x
  2. Step 2: Convert to fraction form
    14,780/31,918 = 31,918/x
  3. Step 3: Cross multiply
    14,780x = 31,918 × 31,918
  4. Step 4: Simplify right side
    14,780x = 1,018,758,724
  5. Step 5: Solve for x
    x = 1,018,758,724/14,780
  6. Step 6: Final answer
    x = 68,928.20

Related Problems

Find third proportional to 7,390 and 15,959
Half scale
Find third proportional to 29,560 and 63,836
Double scale
Find third proportional to 14,782 and 31,922
Similar ratio
Find third proportional to 22,170 and 47,877
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.