Home / 33,159-51,420

Finding the Third Proportional to 33,159 and 51,420

Calculator

Solution

The third proportional to 33,159 and 51,420 is: 79,737.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,159 : 51,420 = 51,420 : x
  2. Step 2: Convert to fraction form
    33,159/51,420 = 51,420/x
  3. Step 3: Cross multiply
    33,159x = 51,420 × 51,420
  4. Step 4: Simplify right side
    33,159x = 2,644,016,400
  5. Step 5: Solve for x
    x = 2,644,016,400/33,159
  6. Step 6: Final answer
    x = 79,737.52

Related Problems

Find third proportional to 16,579.50 and 25,710
Half scale
Find third proportional to 66,318 and 102,840
Double scale
Find third proportional to 33,161 and 51,423
Similar ratio
Find third proportional to 49,738.50 and 77,130
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.