Home / 25,687-40,758

Finding the Third Proportional to 25,687 and 40,758

Calculator

Solution

The third proportional to 25,687 and 40,758 is: 64,671.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,687 : 40,758 = 40,758 : x
  2. Step 2: Convert to fraction form
    25,687/40,758 = 40,758/x
  3. Step 3: Cross multiply
    25,687x = 40,758 × 40,758
  4. Step 4: Simplify right side
    25,687x = 1,661,214,564
  5. Step 5: Solve for x
    x = 1,661,214,564/25,687
  6. Step 6: Final answer
    x = 64,671.41

Related Problems

Find third proportional to 12,843.50 and 20,379
Half scale
Find third proportional to 51,374 and 81,516
Double scale
Find third proportional to 25,689 and 40,761
Similar ratio
Find third proportional to 38,530.50 and 61,137
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.