Finding the Fourth Proportional to 19,828, 29,742 and 7,516
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Solution
The fourth proportional to 19,828, 29,742 and 7,516 is: 11,274
Step by Step Solution
- Step 1: Write the proportion equation
19,828 : 29,742 = 7,516 : x - Step 2: Convert to fraction form
19,828/29,742 = 7,516/x - Step 3: Cross multiply
19,828x = 29,742 × 7,516 - Step 4: Simplify right side
19,828x = 223,540,872 - Step 5: Solve for x
x = 223,540,872/19,828 - Step 6: Final answer
x = 11,274
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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.