Finding the Fourth Proportional to 17,832.80, 26,765.64 and 9,074
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Solution
The fourth proportional to 17,832.80, 26,765.64 and 9,074 is: 13,619.37
Step by Step Solution
- Step 1: Write the proportion equation
17,832.80 : 26,765.64 = 9,074 : x - Step 2: Convert to fraction form
17,832.80/26,765.64 = 9,074/x - Step 3: Cross multiply
17,832.80x = 26,765.64 × 9,074 - Step 4: Simplify right side
17,832.80x = 242,871,417.36 - Step 5: Solve for x
x = 242,871,417.36/17,832.80 - Step 6: Final answer
x = 13,619.37
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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.