Finding the Fourth Proportional to 18,198, 27,297 and 5,886
Calculator
Solution
The fourth proportional to 18,198, 27,297 and 5,886 is: 8,829
Step by Step Solution
- Step 1: Write the proportion equation
18,198 : 27,297 = 5,886 : x - Step 2: Convert to fraction form
18,198/27,297 = 5,886/x - Step 3: Cross multiply
18,198x = 27,297 × 5,886 - Step 4: Simplify right side
18,198x = 160,670,142 - Step 5: Solve for x
x = 160,670,142/18,198 - Step 6: Final answer
x = 8,829
Related Problems
Find fourth proportional to 9,099, 13,648.50 and 2,943
Half scale
Find fourth proportional to 36,396, 54,594 and 11,772
Double scale
Find fourth proportional to 18,199, 27,298.50 and 5,887
Similar ratio
Find fourth proportional to 27,297, 40,945.50 and 8,829
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.