Finding the Fourth Proportional to 13,861.35, 20,802.95 and 6,462
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Solution
The fourth proportional to 13,861.35, 20,802.95 and 6,462 is: 9,698.09
Step by Step Solution
- Step 1: Write the proportion equation
13,861.35 : 20,802.95 = 6,462 : x - Step 2: Convert to fraction form
13,861.35/20,802.95 = 6,462/x - Step 3: Cross multiply
13,861.35x = 20,802.95 × 6,462 - Step 4: Simplify right side
13,861.35x = 134,428,630.59 - Step 5: Solve for x
x = 134,428,630.59/13,861.35 - Step 6: Final answer
x = 9,698.09
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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.