Finding the Fourth Proportional to 32,951.55, 49,427.30 and 13,230.09
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Solution
The fourth proportional to 32,951.55, 49,427.30 and 13,230.09 is: 19,845.12
Step by Step Solution
- Step 1: Write the proportion equation
32,951.55 : 49,427.30 = 13,230.09 : x - Step 2: Convert to fraction form
32,951.55/49,427.30 = 13,230.09/x - Step 3: Cross multiply
32,951.55x = 49,427.30 × 13,230.09 - Step 4: Simplify right side
32,951.55x = 653,927,561.31 - Step 5: Solve for x
x = 653,927,561.31/32,951.55 - Step 6: Final answer
x = 19,845.12
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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.