Finding the Third Proportional to 13,218.75 and 19,473.75
Calculator
Solution
The third proportional to 13,218.75 and 19,473.75 is: 28,688.56
Step by Step Solution
- Step 1: Write the proportion equation
13,218.75 : 19,473.75 = 19,473.75 : x - Step 2: Convert to fraction form
13,218.75/19,473.75 = 19,473.75/x - Step 3: Cross multiply
13,218.75x = 19,473.75 × 19,473.75 - Step 4: Simplify right side
13,218.75x = 379,226,939.06 - Step 5: Solve for x
x = 379,226,939.06/13,218.75 - Step 6: Final answer
x = 28,688.56
Related Problems
Find third proportional to 6,609.38 and 9,736.88
Half scale
Find third proportional to 26,437.50 and 38,947.50
Double scale
Find third proportional to 13,221 and 19,477
Similar ratio
Find third proportional to 19,828.13 and 29,210.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.