Finding the Fourth Proportional to 30,356.88, 45,535.32 and 9,582
Calculator
Solution
The fourth proportional to 30,356.88, 45,535.32 and 9,582 is: 14,373
Step by Step Solution
- Step 1: Write the proportion equation
30,356.88 : 45,535.32 = 9,582 : x - Step 2: Convert to fraction form
30,356.88/45,535.32 = 9,582/x - Step 3: Cross multiply
30,356.88x = 45,535.32 × 9,582 - Step 4: Simplify right side
30,356.88x = 436,319,436.24 - Step 5: Solve for x
x = 436,319,436.24/30,356.88 - Step 6: Final answer
x = 14,373
Related Problems
Find fourth proportional to 15,178.44, 22,767.66 and 4,791
Half scale
Find fourth proportional to 60,713.76, 91,070.64 and 19,164
Double scale
Find fourth proportional to 30,357.88, 45,536.82 and 9,583
Similar ratio
Find fourth proportional to 45,535.32, 68,302.98 and 14,373
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.