Finding the Fourth Proportional to 49,659.64, 74,456.58 and 19,654
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Solution
The fourth proportional to 49,659.64, 74,456.58 and 19,654 is: 29,467.99
Step by Step Solution
- Step 1: Write the proportion equation
49,659.64 : 74,456.58 = 19,654 : x - Step 2: Convert to fraction form
49,659.64/74,456.58 = 19,654/x - Step 3: Cross multiply
49,659.64x = 74,456.58 × 19,654 - Step 4: Simplify right side
49,659.64x = 1,463,369,623.32 - Step 5: Solve for x
x = 1,463,369,623.32/49,659.64 - Step 6: Final answer
x = 29,467.99
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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.