Finding the Fourth Proportional to 41,886.30, 62,755.65 and 22,121.31
Calculator
Solution
The fourth proportional to 41,886.30, 62,755.65 and 22,121.31 is: 33,142.99
Step by Step Solution
- Step 1: Write the proportion equation
41,886.30 : 62,755.65 = 22,121.31 : x - Step 2: Convert to fraction form
41,886.30/62,755.65 = 22,121.31/x - Step 3: Cross multiply
41,886.30x = 62,755.65 × 22,121.31 - Step 4: Simplify right side
41,886.30x = 1,388,237,187.90 - Step 5: Solve for x
x = 1,388,237,187.90/41,886.30 - Step 6: Final answer
x = 33,142.99
Related Problems
Find fourth proportional to 20,943.15, 31,377.83 and 11,060.66
Half scale
Find fourth proportional to 83,772.60, 125,511.30 and 44,242.62
Double scale
Find fourth proportional to 41,887.30, 62,757.15 and 22,122.31
Similar ratio
Find fourth proportional to 62,829.45, 94,133.48 and 33,181.97
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.