Finding the Fourth Proportional to 25,416, 38,124 and 6,948
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Solution
The fourth proportional to 25,416, 38,124 and 6,948 is: 10,422
Step by Step Solution
- Step 1: Write the proportion equation
25,416 : 38,124 = 6,948 : x - Step 2: Convert to fraction form
25,416/38,124 = 6,948/x - Step 3: Cross multiply
25,416x = 38,124 × 6,948 - Step 4: Simplify right side
25,416x = 264,885,552 - Step 5: Solve for x
x = 264,885,552/25,416 - Step 6: Final answer
x = 10,422
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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.