Finding the Third Proportional to 20,506 and 30,030
Calculator
Solution
The third proportional to 20,506 and 30,030 is: 43,977.42
Step by Step Solution
- Step 1: Write the proportion equation
20,506 : 30,030 = 30,030 : x - Step 2: Convert to fraction form
20,506/30,030 = 30,030/x - Step 3: Cross multiply
20,506x = 30,030 × 30,030 - Step 4: Simplify right side
20,506x = 901,800,900 - Step 5: Solve for x
x = 901,800,900/20,506 - Step 6: Final answer
x = 43,977.42
Related Problems
Find third proportional to 10,253 and 15,015
Half scale
Find third proportional to 41,012 and 60,060
Double scale
Find third proportional to 20,508 and 30,033
Similar ratio
Find third proportional to 30,759 and 45,045
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.