Finding the Fourth Proportional to 10,021.99, 15,035.87 and 3,002.53
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Solution
The fourth proportional to 10,021.99, 15,035.87 and 3,002.53 is: 4,504.66
Step by Step Solution
- Step 1: Write the proportion equation
10,021.99 : 15,035.87 = 3,002.53 : x - Step 2: Convert to fraction form
10,021.99/15,035.87 = 3,002.53/x - Step 3: Cross multiply
10,021.99x = 15,035.87 × 3,002.53 - Step 4: Simplify right side
10,021.99x = 45,145,650.75 - Step 5: Solve for x
x = 45,145,650.75/10,021.99 - Step 6: Final answer
x = 4,504.66
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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.