Home / 30,986-49,242

Finding the Third Proportional to 30,986 and 49,242

Calculator

Solution

The third proportional to 30,986 and 49,242 is: 78,253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,986 : 49,242 = 49,242 : x
  2. Step 2: Convert to fraction form
    30,986/49,242 = 49,242/x
  3. Step 3: Cross multiply
    30,986x = 49,242 × 49,242
  4. Step 4: Simplify right side
    30,986x = 2,424,774,564
  5. Step 5: Solve for x
    x = 2,424,774,564/30,986
  6. Step 6: Final answer
    x = 78,253.87

Related Problems

Find third proportional to 15,493 and 24,621
Half scale
Find third proportional to 61,972 and 98,484
Double scale
Find third proportional to 30,988 and 49,245
Similar ratio
Find third proportional to 46,479 and 73,863
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.