Finding the Fourth Proportional to 50,477.05, 69,657.39 and 27,818.14
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Solution
The fourth proportional to 50,477.05, 69,657.39 and 27,818.14 is: 38,388.52
Step by Step Solution
- Step 1: Write the proportion equation
50,477.05 : 69,657.39 = 27,818.14 : x - Step 2: Convert to fraction form
50,477.05/69,657.39 = 27,818.14/x - Step 3: Cross multiply
50,477.05x = 69,657.39 × 27,818.14 - Step 4: Simplify right side
50,477.05x = 1,937,739,027.05 - Step 5: Solve for x
x = 1,937,739,027.05/50,477.05 - Step 6: Final answer
x = 38,388.52
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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.