Finding the Fourth Proportional to 46,662, 69,993 and 13,830
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Solution
The fourth proportional to 46,662, 69,993 and 13,830 is: 20,745
Step by Step Solution
- Step 1: Write the proportion equation
46,662 : 69,993 = 13,830 : x - Step 2: Convert to fraction form
46,662/69,993 = 13,830/x - Step 3: Cross multiply
46,662x = 69,993 × 13,830 - Step 4: Simplify right side
46,662x = 968,003,190 - Step 5: Solve for x
x = 968,003,190/46,662 - Step 6: Final answer
x = 20,745
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.