Finding the Fourth Proportional to 19,568.52, 29,356.29 and 9,180
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Solution
The fourth proportional to 19,568.52, 29,356.29 and 9,180 is: 13,771.65
Step by Step Solution
- Step 1: Write the proportion equation
19,568.52 : 29,356.29 = 9,180 : x - Step 2: Convert to fraction form
19,568.52/29,356.29 = 9,180/x - Step 3: Cross multiply
19,568.52x = 29,356.29 × 9,180 - Step 4: Simplify right side
19,568.52x = 269,490,742.20 - Step 5: Solve for x
x = 269,490,742.20/19,568.52 - Step 6: Final answer
x = 13,771.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.