Finding the Third Proportional to 8,925.19 and 19,438.31
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Solution
The third proportional to 8,925.19 and 19,438.31 is: 42,335.02
Step by Step Solution
- Step 1: Write the proportion equation
8,925.19 : 19,438.31 = 19,438.31 : x - Step 2: Convert to fraction form
8,925.19/19,438.31 = 19,438.31/x - Step 3: Cross multiply
8,925.19x = 19,438.31 × 19,438.31 - Step 4: Simplify right side
8,925.19x = 377,847,992.85 - Step 5: Solve for x
x = 377,847,992.85/8,925.19 - Step 6: Final answer
x = 42,335.02
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.