Finding the Fourth Proportional to 50,356.12, 69,492.56 and 27,696.26
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Solution
The fourth proportional to 50,356.12, 69,492.56 and 27,696.26 is: 38,221.45
Step by Step Solution
- Step 1: Write the proportion equation
50,356.12 : 69,492.56 = 27,696.26 : x - Step 2: Convert to fraction form
50,356.12/69,492.56 = 27,696.26/x - Step 3: Cross multiply
50,356.12x = 69,492.56 × 27,696.26 - Step 4: Simplify right side
50,356.12x = 1,924,684,009.83 - Step 5: Solve for x
x = 1,924,684,009.83/50,356.12 - Step 6: Final answer
x = 38,221.45
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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.