Finding the Fourth Proportional to 18,384, 27,576 and 4,533
Calculator
Solution
The fourth proportional to 18,384, 27,576 and 4,533 is: 6,799.50
Step by Step Solution
- Step 1: Write the proportion equation
18,384 : 27,576 = 4,533 : x - Step 2: Convert to fraction form
18,384/27,576 = 4,533/x - Step 3: Cross multiply
18,384x = 27,576 × 4,533 - Step 4: Simplify right side
18,384x = 125,002,008 - Step 5: Solve for x
x = 125,002,008/18,384 - Step 6: Final answer
x = 6,799.50
Related Problems
Find fourth proportional to 9,192, 13,788 and 2,266.50
Half scale
Find fourth proportional to 36,768, 55,152 and 9,066
Double scale
Find fourth proportional to 18,385, 27,577.50 and 4,534
Similar ratio
Find fourth proportional to 27,576, 41,364 and 6,799.50
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.