Home / 29,838-40,380

Finding the Third Proportional to 29,838 and 40,380

Calculator

Solution

The third proportional to 29,838 and 40,380 is: 54,646.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,838 : 40,380 = 40,380 : x
  2. Step 2: Convert to fraction form
    29,838/40,380 = 40,380/x
  3. Step 3: Cross multiply
    29,838x = 40,380 × 40,380
  4. Step 4: Simplify right side
    29,838x = 1,630,544,400
  5. Step 5: Solve for x
    x = 1,630,544,400/29,838
  6. Step 6: Final answer
    x = 54,646.57

Related Problems

Find third proportional to 14,919 and 20,190
Half scale
Find third proportional to 59,676 and 80,760
Double scale
Find third proportional to 29,840 and 40,383
Similar ratio
Find third proportional to 44,757 and 60,570
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.