Finding the Fourth Proportional to 69,519.15, 104,277.65 and 16,928.19
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Solution
The fourth proportional to 69,519.15, 104,277.65 and 16,928.19 is: 25,392.02
Step by Step Solution
- Step 1: Write the proportion equation
69,519.15 : 104,277.65 = 16,928.19 : x - Step 2: Convert to fraction form
69,519.15/104,277.65 = 16,928.19/x - Step 3: Cross multiply
69,519.15x = 104,277.65 × 16,928.19 - Step 4: Simplify right side
69,519.15x = 1,765,231,787.31 - Step 5: Solve for x
x = 1,765,231,787.31/69,519.15 - Step 6: Final answer
x = 25,392.02
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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.