Finding the Fourth Proportional to 43,937.66, 65,905.94 and 10,658
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Solution
The fourth proportional to 43,937.66, 65,905.94 and 10,658 is: 15,986.87
Step by Step Solution
- Step 1: Write the proportion equation
43,937.66 : 65,905.94 = 10,658 : x - Step 2: Convert to fraction form
43,937.66/65,905.94 = 10,658/x - Step 3: Cross multiply
43,937.66x = 65,905.94 × 10,658 - Step 4: Simplify right side
43,937.66x = 702,425,508.52 - Step 5: Solve for x
x = 702,425,508.52/43,937.66 - Step 6: Final answer
x = 15,986.87
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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.