Finding the Fourth Proportional to 27,349.80, 41,038.74 and 14,212.68
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Solution
The fourth proportional to 27,349.80, 41,038.74 and 14,212.68 is: 21,326.32
Step by Step Solution
- Step 1: Write the proportion equation
27,349.80 : 41,038.74 = 14,212.68 : x - Step 2: Convert to fraction form
27,349.80/41,038.74 = 14,212.68/x - Step 3: Cross multiply
27,349.80x = 41,038.74 × 14,212.68 - Step 4: Simplify right side
27,349.80x = 583,270,479.22 - Step 5: Solve for x
x = 583,270,479.22/27,349.80 - Step 6: Final answer
x = 21,326.32
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1.5x scale
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.