Finding the Fourth Proportional to 55,652.40, 83,478.60 and 27,577.80
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Solution
The fourth proportional to 55,652.40, 83,478.60 and 27,577.80 is: 41,366.70
Step by Step Solution
- Step 1: Write the proportion equation
55,652.40 : 83,478.60 = 27,577.80 : x - Step 2: Convert to fraction form
55,652.40/83,478.60 = 27,577.80/x - Step 3: Cross multiply
55,652.40x = 83,478.60 × 27,577.80 - Step 4: Simplify right side
55,652.40x = 2,302,156,135.08 - Step 5: Solve for x
x = 2,302,156,135.08/55,652.40 - Step 6: Final answer
x = 41,366.70
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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.