Home / 12,572-18,411

Finding the Third Proportional to 12,572 and 18,411

Calculator

Solution

The third proportional to 12,572 and 18,411 is: 26,961.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572 : 18,411 = 18,411 : x
  2. Step 2: Convert to fraction form
    12,572/18,411 = 18,411/x
  3. Step 3: Cross multiply
    12,572x = 18,411 × 18,411
  4. Step 4: Simplify right side
    12,572x = 338,964,921
  5. Step 5: Solve for x
    x = 338,964,921/12,572
  6. Step 6: Final answer
    x = 26,961.89

Related Problems

Find third proportional to 6,286 and 9,205.50
Half scale
Find third proportional to 25,144 and 36,822
Double scale
Find third proportional to 12,574 and 18,414
Similar ratio
Find third proportional to 18,858 and 27,616.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.