Finding the Fourth Proportional to 16,178.97, 24,268.47 and 5,086.63
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Solution
The fourth proportional to 16,178.97, 24,268.47 and 5,086.63 is: 7,629.95
Step by Step Solution
- Step 1: Write the proportion equation
16,178.97 : 24,268.47 = 5,086.63 : x - Step 2: Convert to fraction form
16,178.97/24,268.47 = 5,086.63/x - Step 3: Cross multiply
16,178.97x = 24,268.47 × 5,086.63 - Step 4: Simplify right side
16,178.97x = 123,444,727.56 - Step 5: Solve for x
x = 123,444,727.56/16,178.97 - Step 6: Final answer
x = 7,629.95
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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.