Home / 14,940-18,126

Finding the Third Proportional to 14,940 and 18,126

Calculator

Solution

The third proportional to 14,940 and 18,126 is: 21,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940 : 18,126 = 18,126 : x
  2. Step 2: Convert to fraction form
    14,940/18,126 = 18,126/x
  3. Step 3: Cross multiply
    14,940x = 18,126 × 18,126
  4. Step 4: Simplify right side
    14,940x = 328,551,876
  5. Step 5: Solve for x
    x = 328,551,876/14,940
  6. Step 6: Final answer
    x = 21,991.42

Related Problems

Find third proportional to 7,470 and 9,063
Half scale
Find third proportional to 29,880 and 36,252
Double scale
Find third proportional to 14,942 and 18,128
Similar ratio
Find third proportional to 22,410 and 27,189
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.