Home / 25,776-39,480

Finding the Third Proportional to 25,776 and 39,480

Calculator

Solution

The third proportional to 25,776 and 39,480 is: 60,469.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,776 : 39,480 = 39,480 : x
  2. Step 2: Convert to fraction form
    25,776/39,480 = 39,480/x
  3. Step 3: Cross multiply
    25,776x = 39,480 × 39,480
  4. Step 4: Simplify right side
    25,776x = 1,558,670,400
  5. Step 5: Solve for x
    x = 1,558,670,400/25,776
  6. Step 6: Final answer
    x = 60,469.83

Related Problems

Find third proportional to 12,888 and 19,740
Half scale
Find third proportional to 51,552 and 78,960
Double scale
Find third proportional to 25,778 and 39,483
Similar ratio
Find third proportional to 38,664 and 59,220
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.