Finding the Fourth Proportional to 49,149.06, 73,728.40 and 19,560
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Solution
The fourth proportional to 49,149.06, 73,728.40 and 19,560 is: 29,341.91
Step by Step Solution
- Step 1: Write the proportion equation
49,149.06 : 73,728.40 = 19,560 : x - Step 2: Convert to fraction form
49,149.06/73,728.40 = 19,560/x - Step 3: Cross multiply
49,149.06x = 73,728.40 × 19,560 - Step 4: Simplify right side
49,149.06x = 1,442,127,504 - Step 5: Solve for x
x = 1,442,127,504/49,149.06 - Step 6: Final answer
x = 29,341.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.