Home / 33,390-51,930

Finding the Third Proportional to 33,390 and 51,930

Calculator

Solution

The third proportional to 33,390 and 51,930 is: 80,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,390 : 51,930 = 51,930 : x
  2. Step 2: Convert to fraction form
    33,390/51,930 = 51,930/x
  3. Step 3: Cross multiply
    33,390x = 51,930 × 51,930
  4. Step 4: Simplify right side
    33,390x = 2,696,724,900
  5. Step 5: Solve for x
    x = 2,696,724,900/33,390
  6. Step 6: Final answer
    x = 80,764.45

Related Problems

Find third proportional to 16,695 and 25,965
Half scale
Find third proportional to 66,780 and 103,860
Double scale
Find third proportional to 33,392 and 51,933
Similar ratio
Find third proportional to 50,085 and 77,895
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.