Finding the Fourth Proportional to 35,349.30, 48,780 and 19,433.75
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Solution
The fourth proportional to 35,349.30, 48,780 and 19,433.75 is: 26,817.45
Step by Step Solution
- Step 1: Write the proportion equation
35,349.30 : 48,780 = 19,433.75 : x - Step 2: Convert to fraction form
35,349.30/48,780 = 19,433.75/x - Step 3: Cross multiply
35,349.30x = 48,780 × 19,433.75 - Step 4: Simplify right side
35,349.30x = 947,978,081.10 - Step 5: Solve for x
x = 947,978,081.10/35,349.30 - Step 6: Final answer
x = 26,817.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.