Finding the Fourth Proportional to 37,582.02, 51,745.16 and 31,905
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Solution
The fourth proportional to 37,582.02, 51,745.16 and 31,905 is: 43,928.70
Step by Step Solution
- Step 1: Write the proportion equation
37,582.02 : 51,745.16 = 31,905 : x - Step 2: Convert to fraction form
37,582.02/51,745.16 = 31,905/x - Step 3: Cross multiply
37,582.02x = 51,745.16 × 31,905 - Step 4: Simplify right side
37,582.02x = 1,650,929,409.56 - Step 5: Solve for x
x = 1,650,929,409.56/37,582.02 - Step 6: Final answer
x = 43,928.70
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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.