Finding the Fourth Proportional to 18,509.99, 27,764.96 and 6,029.99
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Solution
The fourth proportional to 18,509.99, 27,764.96 and 6,029.99 is: 9,044.98
Step by Step Solution
- Step 1: Write the proportion equation
18,509.99 : 27,764.96 = 6,029.99 : x - Step 2: Convert to fraction form
18,509.99/27,764.96 = 6,029.99/x - Step 3: Cross multiply
18,509.99x = 27,764.96 × 6,029.99 - Step 4: Simplify right side
18,509.99x = 167,422,567.70 - Step 5: Solve for x
x = 167,422,567.70/18,509.99 - Step 6: Final answer
x = 9,044.98
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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.