Finding the Fourth Proportional to 45,522.06, 68,295.24 and 14,357.31
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Solution
The fourth proportional to 45,522.06, 68,295.24 and 14,357.31 is: 21,539.80
Step by Step Solution
- Step 1: Write the proportion equation
45,522.06 : 68,295.24 = 14,357.31 : x - Step 2: Convert to fraction form
45,522.06/68,295.24 = 14,357.31/x - Step 3: Cross multiply
45,522.06x = 68,295.24 × 14,357.31 - Step 4: Simplify right side
45,522.06x = 980,536,156.78 - Step 5: Solve for x
x = 980,536,156.78/45,522.06 - Step 6: Final answer
x = 21,539.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.