Finding the Fourth Proportional to 37,859.24, 56,789.76 and 18,116.09
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Solution
The fourth proportional to 37,859.24, 56,789.76 and 18,116.09 is: 27,174.56
Step by Step Solution
- Step 1: Write the proportion equation
37,859.24 : 56,789.76 = 18,116.09 : x - Step 2: Convert to fraction form
37,859.24/56,789.76 = 18,116.09/x - Step 3: Cross multiply
37,859.24x = 56,789.76 × 18,116.09 - Step 4: Simplify right side
37,859.24x = 1,028,808,119.29 - Step 5: Solve for x
x = 1,028,808,119.29/37,859.24 - Step 6: Final answer
x = 27,174.56
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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.