Finding the Fourth Proportional to 43,200, 59,616 and 23,328
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Solution
The fourth proportional to 43,200, 59,616 and 23,328 is: 32,192.64
Step by Step Solution
- Step 1: Write the proportion equation
43,200 : 59,616 = 23,328 : x - Step 2: Convert to fraction form
43,200/59,616 = 23,328/x - Step 3: Cross multiply
43,200x = 59,616 × 23,328 - Step 4: Simplify right side
43,200x = 1,390,722,048 - Step 5: Solve for x
x = 1,390,722,048/43,200 - Step 6: Final answer
x = 32,192.64
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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.