Finding the Third Proportional to 15,506.81 and 22,149.75
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Solution
The third proportional to 15,506.81 and 22,149.75 is: 31,638.44
Step by Step Solution
- Step 1: Write the proportion equation
15,506.81 : 22,149.75 = 22,149.75 : x - Step 2: Convert to fraction form
15,506.81/22,149.75 = 22,149.75/x - Step 3: Cross multiply
15,506.81x = 22,149.75 × 22,149.75 - Step 4: Simplify right side
15,506.81x = 490,611,425.06 - Step 5: Solve for x
x = 490,611,425.06/15,506.81 - Step 6: Final answer
x = 31,638.44
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.