Home / 20,464-30,771

Finding the Third Proportional to 20,464 and 30,771

Calculator

Solution

The third proportional to 20,464 and 30,771 is: 46,269.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,464 : 30,771 = 30,771 : x
  2. Step 2: Convert to fraction form
    20,464/30,771 = 30,771/x
  3. Step 3: Cross multiply
    20,464x = 30,771 × 30,771
  4. Step 4: Simplify right side
    20,464x = 946,854,441
  5. Step 5: Solve for x
    x = 946,854,441/20,464
  6. Step 6: Final answer
    x = 46,269.27

Related Problems

Find third proportional to 10,232 and 15,385.50
Half scale
Find third proportional to 40,928 and 61,542
Double scale
Find third proportional to 20,466 and 30,774
Similar ratio
Find third proportional to 30,696 and 46,156.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.