Finding the Fourth Proportional to 12,795, 19,192.50 and 5,499
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Solution
The fourth proportional to 12,795, 19,192.50 and 5,499 is: 8,248.50
Step by Step Solution
- Step 1: Write the proportion equation
12,795 : 19,192.50 = 5,499 : x - Step 2: Convert to fraction form
12,795/19,192.50 = 5,499/x - Step 3: Cross multiply
12,795x = 19,192.50 × 5,499 - Step 4: Simplify right side
12,795x = 105,539,557.50 - Step 5: Solve for x
x = 105,539,557.50/12,795 - Step 6: Final answer
x = 8,248.50
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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.