Finding the Fourth Proportional to 18,962.96, 28,444.32 and 10,202
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Solution
The fourth proportional to 18,962.96, 28,444.32 and 10,202 is: 15,302.94
Step by Step Solution
- Step 1: Write the proportion equation
18,962.96 : 28,444.32 = 10,202 : x - Step 2: Convert to fraction form
18,962.96/28,444.32 = 10,202/x - Step 3: Cross multiply
18,962.96x = 28,444.32 × 10,202 - Step 4: Simplify right side
18,962.96x = 290,188,952.64 - Step 5: Solve for x
x = 290,188,952.64/18,962.96 - Step 6: Final answer
x = 15,302.94
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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.