Finding the Fourth Proportional to 34,173.77, 47,163.44 and 19,071.68
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Solution
The fourth proportional to 34,173.77, 47,163.44 and 19,071.68 is: 26,320.95
Step by Step Solution
- Step 1: Write the proportion equation
34,173.77 : 47,163.44 = 19,071.68 : x - Step 2: Convert to fraction form
34,173.77/47,163.44 = 19,071.68/x - Step 3: Cross multiply
34,173.77x = 47,163.44 × 19,071.68 - Step 4: Simplify right side
34,173.77x = 899,485,847.24 - Step 5: Solve for x
x = 899,485,847.24/34,173.77 - Step 6: Final answer
x = 26,320.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.