Finding the Fourth Proportional to 16,457.89, 24,689.39 and 5,361.99
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Solution
The fourth proportional to 16,457.89, 24,689.39 and 5,361.99 is: 8,043.82
Step by Step Solution
- Step 1: Write the proportion equation
16,457.89 : 24,689.39 = 5,361.99 : x - Step 2: Convert to fraction form
16,457.89/24,689.39 = 5,361.99/x - Step 3: Cross multiply
16,457.89x = 24,689.39 × 5,361.99 - Step 4: Simplify right side
16,457.89x = 132,384,248.88 - Step 5: Solve for x
x = 132,384,248.88/16,457.89 - Step 6: Final answer
x = 8,043.82
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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.