Finding the Fourth Proportional to 13,241.58, 19,864.77 and 10,798.02
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Solution
The fourth proportional to 13,241.58, 19,864.77 and 10,798.02 is: 16,198.99
Step by Step Solution
- Step 1: Write the proportion equation
13,241.58 : 19,864.77 = 10,798.02 : x - Step 2: Convert to fraction form
13,241.58/19,864.77 = 10,798.02/x - Step 3: Cross multiply
13,241.58x = 19,864.77 × 10,798.02 - Step 4: Simplify right side
13,241.58x = 214,500,183.76 - Step 5: Solve for x
x = 214,500,183.76/13,241.58 - Step 6: Final answer
x = 16,198.99
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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.