Finding the Fourth Proportional to 19,557.07, 29,286.99 and 17,897.99
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Solution
The fourth proportional to 19,557.07, 29,286.99 and 17,897.99 is: 26,802.49
Step by Step Solution
- Step 1: Write the proportion equation
19,557.07 : 29,286.99 = 17,897.99 : x - Step 2: Convert to fraction form
19,557.07/29,286.99 = 17,897.99/x - Step 3: Cross multiply
19,557.07x = 29,286.99 × 17,897.99 - Step 4: Simplify right side
19,557.07x = 524,178,107.72 - Step 5: Solve for x
x = 524,178,107.72/19,557.07 - Step 6: Final answer
x = 26,802.49
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1.5x scale
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.