Home / 38,622-51,729

Finding the Third Proportional to 38,622 and 51,729

Calculator

Solution

The third proportional to 38,622 and 51,729 is: 69,284.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,622 : 51,729 = 51,729 : x
  2. Step 2: Convert to fraction form
    38,622/51,729 = 51,729/x
  3. Step 3: Cross multiply
    38,622x = 51,729 × 51,729
  4. Step 4: Simplify right side
    38,622x = 2,675,889,441
  5. Step 5: Solve for x
    x = 2,675,889,441/38,622
  6. Step 6: Final answer
    x = 69,284.07

Related Problems

Find third proportional to 19,311 and 25,864.50
Half scale
Find third proportional to 77,244 and 103,458
Double scale
Find third proportional to 38,624 and 51,732
Similar ratio
Find third proportional to 57,933 and 77,593.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.