Finding the Fourth Proportional to 16,948.78, 25,408.96 and 10,706.99
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Solution
The fourth proportional to 16,948.78, 25,408.96 and 10,706.99 is: 16,051.50
Step by Step Solution
- Step 1: Write the proportion equation
16,948.78 : 25,408.96 = 10,706.99 : x - Step 2: Convert to fraction form
16,948.78/25,408.96 = 10,706.99/x - Step 3: Cross multiply
16,948.78x = 25,408.96 × 10,706.99 - Step 4: Simplify right side
16,948.78x = 272,053,326.82 - Step 5: Solve for x
x = 272,053,326.82/16,948.78 - Step 6: Final answer
x = 16,051.50
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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.