Finding the Fourth Proportional to 19,664.96, 29,496.48 and 7,352
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Solution
The fourth proportional to 19,664.96, 29,496.48 and 7,352 is: 11,027.64
Step by Step Solution
- Step 1: Write the proportion equation
19,664.96 : 29,496.48 = 7,352 : x - Step 2: Convert to fraction form
19,664.96/29,496.48 = 7,352/x - Step 3: Cross multiply
19,664.96x = 29,496.48 × 7,352 - Step 4: Simplify right side
19,664.96x = 216,858,120.96 - Step 5: Solve for x
x = 216,858,120.96/19,664.96 - Step 6: Final answer
x = 11,027.64
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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.