Home / 18,702-29,178

Finding the Third Proportional to 18,702 and 29,178

Calculator

Solution

The third proportional to 18,702 and 29,178 is: 45,522.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,702 : 29,178 = 29,178 : x
  2. Step 2: Convert to fraction form
    18,702/29,178 = 29,178/x
  3. Step 3: Cross multiply
    18,702x = 29,178 × 29,178
  4. Step 4: Simplify right side
    18,702x = 851,355,684
  5. Step 5: Solve for x
    x = 851,355,684/18,702
  6. Step 6: Final answer
    x = 45,522.17

Related Problems

Find third proportional to 9,351 and 14,589
Half scale
Find third proportional to 37,404 and 58,356
Double scale
Find third proportional to 18,704 and 29,181
Similar ratio
Find third proportional to 28,053 and 43,767
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.