Finding the Fourth Proportional to 31,975.12, 44,086.44 and 26,290
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Solution
The fourth proportional to 31,975.12, 44,086.44 and 26,290 is: 36,247.95
Step by Step Solution
- Step 1: Write the proportion equation
31,975.12 : 44,086.44 = 26,290 : x - Step 2: Convert to fraction form
31,975.12/44,086.44 = 26,290/x - Step 3: Cross multiply
31,975.12x = 44,086.44 × 26,290 - Step 4: Simplify right side
31,975.12x = 1,159,032,507.60 - Step 5: Solve for x
x = 1,159,032,507.60/31,975.12 - Step 6: Final answer
x = 36,247.95
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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.