Finding the Fourth Proportional to 69,013.62, 103,536.90 and 24,636.96
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Solution
The fourth proportional to 69,013.62, 103,536.90 and 24,636.96 is: 36,961.32
Step by Step Solution
- Step 1: Write the proportion equation
69,013.62 : 103,536.90 = 24,636.96 : x - Step 2: Convert to fraction form
69,013.62/103,536.90 = 24,636.96/x - Step 3: Cross multiply
69,013.62x = 103,536.90 × 24,636.96 - Step 4: Simplify right side
69,013.62x = 2,550,834,463.82 - Step 5: Solve for x
x = 2,550,834,463.82/69,013.62 - Step 6: Final answer
x = 36,961.32
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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.