Home / 16,511-25,578

Finding the Third Proportional to 16,511 and 25,578

Calculator

Solution

The third proportional to 16,511 and 25,578 is: 39,624.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,511 : 25,578 = 25,578 : x
  2. Step 2: Convert to fraction form
    16,511/25,578 = 25,578/x
  3. Step 3: Cross multiply
    16,511x = 25,578 × 25,578
  4. Step 4: Simplify right side
    16,511x = 654,234,084
  5. Step 5: Solve for x
    x = 654,234,084/16,511
  6. Step 6: Final answer
    x = 39,624.13

Related Problems

Find third proportional to 8,255.50 and 12,789
Half scale
Find third proportional to 33,022 and 51,156
Double scale
Find third proportional to 16,513 and 25,581
Similar ratio
Find third proportional to 24,766.50 and 38,367
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.