Home / 8,942-12,771

Finding the Third Proportional to 8,942 and 12,771

Calculator

Solution

The third proportional to 8,942 and 12,771 is: 18,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942 : 12,771 = 12,771 : x
  2. Step 2: Convert to fraction form
    8,942/12,771 = 12,771/x
  3. Step 3: Cross multiply
    8,942x = 12,771 × 12,771
  4. Step 4: Simplify right side
    8,942x = 163,098,441
  5. Step 5: Solve for x
    x = 163,098,441/8,942
  6. Step 6: Final answer
    x = 18,239.59

Related Problems

Find third proportional to 4,471 and 6,385.50
Half scale
Find third proportional to 17,884 and 25,542
Double scale
Find third proportional to 8,944 and 12,774
Similar ratio
Find third proportional to 13,413 and 19,156.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.