Finding the Fourth Proportional to 14,049.06, 21,073.59 and 3,660
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Solution
The fourth proportional to 14,049.06, 21,073.59 and 3,660 is: 5,490.00
Step by Step Solution
- Step 1: Write the proportion equation
14,049.06 : 21,073.59 = 3,660 : x - Step 2: Convert to fraction form
14,049.06/21,073.59 = 3,660/x - Step 3: Cross multiply
14,049.06x = 21,073.59 × 3,660 - Step 4: Simplify right side
14,049.06x = 77,129,339.40 - Step 5: Solve for x
x = 77,129,339.40/14,049.06 - Step 6: Final answer
x = 5,490.00
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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.