Finding the Third Proportional to 13,872.75 and 21,345.75
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Solution
The third proportional to 13,872.75 and 21,345.75 is: 32,844.32
Step by Step Solution
- Step 1: Write the proportion equation
13,872.75 : 21,345.75 = 21,345.75 : x - Step 2: Convert to fraction form
13,872.75/21,345.75 = 21,345.75/x - Step 3: Cross multiply
13,872.75x = 21,345.75 × 21,345.75 - Step 4: Simplify right side
13,872.75x = 455,641,043.06 - Step 5: Solve for x
x = 455,641,043.06/13,872.75 - Step 6: Final answer
x = 32,844.32
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.