Finding the Fourth Proportional to 15,648, 23,472 and 4,704
Calculator
Solution
The fourth proportional to 15,648, 23,472 and 4,704 is: 7,056
Step by Step Solution
- Step 1: Write the proportion equation
15,648 : 23,472 = 4,704 : x - Step 2: Convert to fraction form
15,648/23,472 = 4,704/x - Step 3: Cross multiply
15,648x = 23,472 × 4,704 - Step 4: Simplify right side
15,648x = 110,412,288 - Step 5: Solve for x
x = 110,412,288/15,648 - Step 6: Final answer
x = 7,056
Related Problems
Find fourth proportional to 7,824, 11,736 and 2,352
Half scale
Find fourth proportional to 31,296, 46,944 and 9,408
Double scale
Find fourth proportional to 15,649, 23,473.50 and 4,705
Similar ratio
Find fourth proportional to 23,472, 35,208 and 7,056
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.