Finding the Fourth Proportional to 50,597.42, 69,823.62 and 27,938.75
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Solution
The fourth proportional to 50,597.42, 69,823.62 and 27,938.75 is: 38,555.02
Step by Step Solution
- Step 1: Write the proportion equation
50,597.42 : 69,823.62 = 27,938.75 : x - Step 2: Convert to fraction form
50,597.42/69,823.62 = 27,938.75/x - Step 3: Cross multiply
50,597.42x = 69,823.62 × 27,938.75 - Step 4: Simplify right side
50,597.42x = 1,950,784,314.16 - Step 5: Solve for x
x = 1,950,784,314.16/50,597.42 - Step 6: Final answer
x = 38,555.02
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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.