Home / 29,560-65,689

Finding the Third Proportional to 29,560 and 65,689

Calculator

Solution

The third proportional to 29,560 and 65,689 is: 145,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,560 : 65,689 = 65,689 : x
  2. Step 2: Convert to fraction form
    29,560/65,689 = 65,689/x
  3. Step 3: Cross multiply
    29,560x = 65,689 × 65,689
  4. Step 4: Simplify right side
    29,560x = 4,315,044,721
  5. Step 5: Solve for x
    x = 4,315,044,721/29,560
  6. Step 6: Final answer
    x = 145,975.80

Related Problems

Find third proportional to 14,780 and 32,844.50
Half scale
Find third proportional to 59,120 and 131,378
Double scale
Find third proportional to 29,562 and 65,693
Similar ratio
Find third proportional to 44,340 and 98,533.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.