Home / 12,458-18,579

Finding the Third Proportional to 12,458 and 18,579

Calculator

Solution

The third proportional to 12,458 and 18,579 is: 27,707.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,458 : 18,579 = 18,579 : x
  2. Step 2: Convert to fraction form
    12,458/18,579 = 18,579/x
  3. Step 3: Cross multiply
    12,458x = 18,579 × 18,579
  4. Step 4: Simplify right side
    12,458x = 345,179,241
  5. Step 5: Solve for x
    x = 345,179,241/12,458
  6. Step 6: Final answer
    x = 27,707.44

Related Problems

Find third proportional to 6,229 and 9,289.50
Half scale
Find third proportional to 24,916 and 37,158
Double scale
Find third proportional to 12,460 and 18,582
Similar ratio
Find third proportional to 18,687 and 27,868.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.