Finding the Fourth Proportional to 29,119.05, 43,669.09 and 9,392.99
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Solution
The fourth proportional to 29,119.05, 43,669.09 and 9,392.99 is: 14,086.43
Step by Step Solution
- Step 1: Write the proportion equation
29,119.05 : 43,669.09 = 9,392.99 : x - Step 2: Convert to fraction form
29,119.05/43,669.09 = 9,392.99/x - Step 3: Cross multiply
29,119.05x = 43,669.09 × 9,392.99 - Step 4: Simplify right side
29,119.05x = 410,183,538.05 - Step 5: Solve for x
x = 410,183,538.05/29,119.05 - Step 6: Final answer
x = 14,086.43
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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.