Finding the Third Proportional to 13,554.84 and 15,438.09
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Solution
The third proportional to 13,554.84 and 15,438.09 is: 17,582.99
Step by Step Solution
- Step 1: Write the proportion equation
13,554.84 : 15,438.09 = 15,438.09 : x - Step 2: Convert to fraction form
13,554.84/15,438.09 = 15,438.09/x - Step 3: Cross multiply
13,554.84x = 15,438.09 × 15,438.09 - Step 4: Simplify right side
13,554.84x = 238,334,738.63 - Step 5: Solve for x
x = 238,334,738.63/13,554.84 - Step 6: Final answer
x = 17,582.99
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These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.