Finding the Fourth Proportional to 25,776, 38,664 and 11,184
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Solution
The fourth proportional to 25,776, 38,664 and 11,184 is: 16,776
Step by Step Solution
- Step 1: Write the proportion equation
25,776 : 38,664 = 11,184 : x - Step 2: Convert to fraction form
25,776/38,664 = 11,184/x - Step 3: Cross multiply
25,776x = 38,664 × 11,184 - Step 4: Simplify right side
25,776x = 432,418,176 - Step 5: Solve for x
x = 432,418,176/25,776 - Step 6: Final answer
x = 16,776
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.