Home / 12,520-19,924

Finding the Third Proportional to 12,520 and 19,924

Calculator

Solution

The third proportional to 12,520 and 19,924 is: 31,706.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,520 : 19,924 = 19,924 : x
  2. Step 2: Convert to fraction form
    12,520/19,924 = 19,924/x
  3. Step 3: Cross multiply
    12,520x = 19,924 × 19,924
  4. Step 4: Simplify right side
    12,520x = 396,965,776
  5. Step 5: Solve for x
    x = 396,965,776/12,520
  6. Step 6: Final answer
    x = 31,706.53

Related Problems

Find third proportional to 6,260 and 9,962
Half scale
Find third proportional to 25,040 and 39,848
Double scale
Find third proportional to 12,522 and 19,927
Similar ratio
Find third proportional to 18,780 and 29,886
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.