Finding the Fourth Proportional to 29,927.84, 44,892.20 and 8,870
Calculator
Solution
The fourth proportional to 29,927.84, 44,892.20 and 8,870 is: 13,305.13
Step by Step Solution
- Step 1: Write the proportion equation
29,927.84 : 44,892.20 = 8,870 : x - Step 2: Convert to fraction form
29,927.84/44,892.20 = 8,870/x - Step 3: Cross multiply
29,927.84x = 44,892.20 × 8,870 - Step 4: Simplify right side
29,927.84x = 398,193,814 - Step 5: Solve for x
x = 398,193,814/29,927.84 - Step 6: Final answer
x = 13,305.13
Related Problems
Find fourth proportional to 14,963.92, 22,446.10 and 4,435
Half scale
Find fourth proportional to 59,855.68, 89,784.40 and 17,740
Double scale
Find fourth proportional to 29,928.84, 44,893.70 and 8,871
Similar ratio
Find fourth proportional to 44,891.76, 67,338.30 and 13,305
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.