Finding the Fourth Proportional to 43,640, 60,223.20 and 23,768
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Solution
The fourth proportional to 43,640, 60,223.20 and 23,768 is: 32,799.84
Step by Step Solution
- Step 1: Write the proportion equation
43,640 : 60,223.20 = 23,768 : x - Step 2: Convert to fraction form
43,640/60,223.20 = 23,768/x - Step 3: Cross multiply
43,640x = 60,223.20 × 23,768 - Step 4: Simplify right side
43,640x = 1,431,385,017.60 - Step 5: Solve for x
x = 1,431,385,017.60/43,640 - Step 6: Final answer
x = 32,799.84
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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.