Home / 39,453-55,493

Finding the Third Proportional to 39,453 and 55,493

Calculator

Solution

The third proportional to 39,453 and 55,493 is: 78,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,453 : 55,493 = 55,493 : x
  2. Step 2: Convert to fraction form
    39,453/55,493 = 55,493/x
  3. Step 3: Cross multiply
    39,453x = 55,493 × 55,493
  4. Step 4: Simplify right side
    39,453x = 3,079,473,049
  5. Step 5: Solve for x
    x = 3,079,473,049/39,453
  6. Step 6: Final answer
    x = 78,054.22

Related Problems

Find third proportional to 19,726.50 and 27,746.50
Half scale
Find third proportional to 78,906 and 110,986
Double scale
Find third proportional to 39,455 and 55,496
Similar ratio
Find third proportional to 59,179.50 and 83,239.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.