Finding the Third Proportional to 8,318.95 and 17,868.09
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Solution
The third proportional to 8,318.95 and 17,868.09 is: 38,378.48
Step by Step Solution
- Step 1: Write the proportion equation
8,318.95 : 17,868.09 = 17,868.09 : x - Step 2: Convert to fraction form
8,318.95/17,868.09 = 17,868.09/x - Step 3: Cross multiply
8,318.95x = 17,868.09 × 17,868.09 - Step 4: Simplify right side
8,318.95x = 319,268,774.26 - Step 5: Solve for x
x = 319,268,774.26/8,318.95 - Step 6: Final answer
x = 38,378.48
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.