Finding the Fourth Proportional to 84,014.56, 126,021.84 and 24,845.62
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Solution
The fourth proportional to 84,014.56, 126,021.84 and 24,845.62 is: 37,268.43
Step by Step Solution
- Step 1: Write the proportion equation
84,014.56 : 126,021.84 = 24,845.62 : x - Step 2: Convert to fraction form
84,014.56/126,021.84 = 24,845.62/x - Step 3: Cross multiply
84,014.56x = 126,021.84 × 24,845.62 - Step 4: Simplify right side
84,014.56x = 3,131,090,576.41 - Step 5: Solve for x
x = 3,131,090,576.41/84,014.56 - Step 6: Final answer
x = 37,268.43
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1.5x scale
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.