Finding the Fourth Proportional to 15,456, 23,184 and 7,248
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Solution
The fourth proportional to 15,456, 23,184 and 7,248 is: 10,872
Step by Step Solution
- Step 1: Write the proportion equation
15,456 : 23,184 = 7,248 : x - Step 2: Convert to fraction form
15,456/23,184 = 7,248/x - Step 3: Cross multiply
15,456x = 23,184 × 7,248 - Step 4: Simplify right side
15,456x = 168,037,632 - Step 5: Solve for x
x = 168,037,632/15,456 - Step 6: Final answer
x = 10,872
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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.