Finding the Fourth Proportional to 16,146.78, 24,220.16 and 4,460.00
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Solution
The fourth proportional to 16,146.78, 24,220.16 and 4,460.00 is: 6,689.99
Step by Step Solution
- Step 1: Write the proportion equation
16,146.78 : 24,220.16 = 4,460.00 : x - Step 2: Convert to fraction form
16,146.78/24,220.16 = 4,460.00/x - Step 3: Cross multiply
16,146.78x = 24,220.16 × 4,460.00 - Step 4: Simplify right side
16,146.78x = 108,021,786.92 - Step 5: Solve for x
x = 108,021,786.92/16,146.78 - Step 6: Final answer
x = 6,689.99
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Similar ratio
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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.