Finding the Fourth Proportional to 27,557.44, 38,029.08 and 14,982.19
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Solution
The fourth proportional to 27,557.44, 38,029.08 and 14,982.19 is: 20,675.32
Step by Step Solution
- Step 1: Write the proportion equation
27,557.44 : 38,029.08 = 14,982.19 : x - Step 2: Convert to fraction form
27,557.44/38,029.08 = 14,982.19/x - Step 3: Cross multiply
27,557.44x = 38,029.08 × 14,982.19 - Step 4: Simplify right side
27,557.44x = 569,758,902.09 - Step 5: Solve for x
x = 569,758,902.09/27,557.44 - Step 6: Final answer
x = 20,675.32
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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.