Finding the Fourth Proportional to 19,498, 29,247 and 4,906
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Solution
The fourth proportional to 19,498, 29,247 and 4,906 is: 7,359
Step by Step Solution
- Step 1: Write the proportion equation
19,498 : 29,247 = 4,906 : x - Step 2: Convert to fraction form
19,498/29,247 = 4,906/x - Step 3: Cross multiply
19,498x = 29,247 × 4,906 - Step 4: Simplify right side
19,498x = 143,485,782 - Step 5: Solve for x
x = 143,485,782/19,498 - Step 6: Final answer
x = 7,359
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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.