Finding the Fourth Proportional to 51,963, 77,957.73 and 14,523.09
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Solution
The fourth proportional to 51,963, 77,957.73 and 14,523.09 is: 21,788.33
Step by Step Solution
- Step 1: Write the proportion equation
51,963 : 77,957.73 = 14,523.09 : x - Step 2: Convert to fraction form
51,963/77,957.73 = 14,523.09/x - Step 3: Cross multiply
51,963x = 77,957.73 × 14,523.09 - Step 4: Simplify right side
51,963x = 1,132,187,128.99 - Step 5: Solve for x
x = 1,132,187,128.99/51,963 - Step 6: Final answer
x = 21,788.33
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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.