Home / 39,695-54,430

Finding the Third Proportional to 39,695 and 54,430

Calculator

Solution

The third proportional to 39,695 and 54,430 is: 74,634.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,695 : 54,430 = 54,430 : x
  2. Step 2: Convert to fraction form
    39,695/54,430 = 54,430/x
  3. Step 3: Cross multiply
    39,695x = 54,430 × 54,430
  4. Step 4: Simplify right side
    39,695x = 2,962,624,900
  5. Step 5: Solve for x
    x = 2,962,624,900/39,695
  6. Step 6: Final answer
    x = 74,634.71

Related Problems

Find third proportional to 19,847.50 and 27,215
Half scale
Find third proportional to 79,390 and 108,860
Double scale
Find third proportional to 39,697 and 54,433
Similar ratio
Find third proportional to 59,542.50 and 81,645
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.