Home / 12,486-17,457

Finding the Third Proportional to 12,486 and 17,457

Calculator

Solution

The third proportional to 12,486 and 17,457 is: 24,407.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,486 : 17,457 = 17,457 : x
  2. Step 2: Convert to fraction form
    12,486/17,457 = 17,457/x
  3. Step 3: Cross multiply
    12,486x = 17,457 × 17,457
  4. Step 4: Simplify right side
    12,486x = 304,746,849
  5. Step 5: Solve for x
    x = 304,746,849/12,486
  6. Step 6: Final answer
    x = 24,407.08

Related Problems

Find third proportional to 6,243 and 8,728.50
Half scale
Find third proportional to 24,972 and 34,914
Double scale
Find third proportional to 12,488 and 17,460
Similar ratio
Find third proportional to 18,729 and 26,185.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.