Home / 7,923-12,545

Finding the Third Proportional to 7,923 and 12,545

Calculator

Solution

The third proportional to 7,923 and 12,545 is: 19,863.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923 : 12,545 = 12,545 : x
  2. Step 2: Convert to fraction form
    7,923/12,545 = 12,545/x
  3. Step 3: Cross multiply
    7,923x = 12,545 × 12,545
  4. Step 4: Simplify right side
    7,923x = 157,377,025
  5. Step 5: Solve for x
    x = 157,377,025/7,923
  6. Step 6: Final answer
    x = 19,863.31

Related Problems

Find third proportional to 3,961.50 and 6,272.50
Half scale
Find third proportional to 15,846 and 25,090
Double scale
Find third proportional to 7,925 and 12,548
Similar ratio
Find third proportional to 11,884.50 and 18,817.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.