Home / 12,316-19,672

Finding the Third Proportional to 12,316 and 19,672

Calculator

Solution

The third proportional to 12,316 and 19,672 is: 31,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316 : 19,672 = 19,672 : x
  2. Step 2: Convert to fraction form
    12,316/19,672 = 19,672/x
  3. Step 3: Cross multiply
    12,316x = 19,672 × 19,672
  4. Step 4: Simplify right side
    12,316x = 386,987,584
  5. Step 5: Solve for x
    x = 386,987,584/12,316
  6. Step 6: Final answer
    x = 31,421.53

Related Problems

Find third proportional to 6,158 and 9,836
Half scale
Find third proportional to 24,632 and 39,344
Double scale
Find third proportional to 12,318 and 19,675
Similar ratio
Find third proportional to 18,474 and 29,508
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.