Finding the Fourth Proportional to 19,202.60, 28,774.68 and 14,249
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Solution
The fourth proportional to 19,202.60, 28,774.68 and 14,249 is: 21,351.82
Step by Step Solution
- Step 1: Write the proportion equation
19,202.60 : 28,774.68 = 14,249 : x - Step 2: Convert to fraction form
19,202.60/28,774.68 = 14,249/x - Step 3: Cross multiply
19,202.60x = 28,774.68 × 14,249 - Step 4: Simplify right side
19,202.60x = 410,010,415.32 - Step 5: Solve for x
x = 410,010,415.32/19,202.60 - Step 6: Final answer
x = 21,351.82
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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.