Home / 28,376-39,668

Finding the Third Proportional to 28,376 and 39,668

Calculator

Solution

The third proportional to 28,376 and 39,668 is: 55,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,376 : 39,668 = 39,668 : x
  2. Step 2: Convert to fraction form
    28,376/39,668 = 39,668/x
  3. Step 3: Cross multiply
    28,376x = 39,668 × 39,668
  4. Step 4: Simplify right side
    28,376x = 1,573,550,224
  5. Step 5: Solve for x
    x = 1,573,550,224/28,376
  6. Step 6: Final answer
    x = 55,453.56

Related Problems

Find third proportional to 14,188 and 19,834
Half scale
Find third proportional to 56,752 and 79,336
Double scale
Find third proportional to 28,378 and 39,671
Similar ratio
Find third proportional to 42,564 and 59,502
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.