Home / 19,372-39,564

Finding the Third Proportional to 19,372 and 39,564

Calculator

Solution

The third proportional to 19,372 and 39,564 is: 80,802.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372 : 39,564 = 39,564 : x
  2. Step 2: Convert to fraction form
    19,372/39,564 = 39,564/x
  3. Step 3: Cross multiply
    19,372x = 39,564 × 39,564
  4. Step 4: Simplify right side
    19,372x = 1,565,310,096
  5. Step 5: Solve for x
    x = 1,565,310,096/19,372
  6. Step 6: Final answer
    x = 80,802.71

Related Problems

Find third proportional to 9,686 and 19,782
Half scale
Find third proportional to 38,744 and 79,128
Double scale
Find third proportional to 19,374 and 39,568
Similar ratio
Find third proportional to 29,058 and 59,346
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.