Finding the Fourth Proportional to 36,502.99, 50,374.15 and 19,735.99
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Solution
The fourth proportional to 36,502.99, 50,374.15 and 19,735.99 is: 27,235.68
Step by Step Solution
- Step 1: Write the proportion equation
36,502.99 : 50,374.15 = 19,735.99 : x - Step 2: Convert to fraction form
36,502.99/50,374.15 = 19,735.99/x - Step 3: Cross multiply
36,502.99x = 50,374.15 × 19,735.99 - Step 4: Simplify right side
36,502.99x = 994,183,545.38 - Step 5: Solve for x
x = 994,183,545.38/36,502.99 - Step 6: Final answer
x = 27,235.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.