Finding the Fourth Proportional to 27,425.44, 37,847.14 and 14,850.19
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Solution
The fourth proportional to 27,425.44, 37,847.14 and 14,850.19 is: 20,493.28
Step by Step Solution
- Step 1: Write the proportion equation
27,425.44 : 37,847.14 = 14,850.19 : x - Step 2: Convert to fraction form
27,425.44/37,847.14 = 14,850.19/x - Step 3: Cross multiply
27,425.44x = 37,847.14 × 14,850.19 - Step 4: Simplify right side
27,425.44x = 562,037,219.96 - Step 5: Solve for x
x = 562,037,219.96/27,425.44 - Step 6: Final answer
x = 20,493.28
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Half scale
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.