Finding the Third Proportional to 19,310 and 25,863
Calculator
Solution
The third proportional to 19,310 and 25,863 is: 34,639.81
Step by Step Solution
- Step 1: Write the proportion equation
19,310 : 25,863 = 25,863 : x - Step 2: Convert to fraction form
19,310/25,863 = 25,863/x - Step 3: Cross multiply
19,310x = 25,863 × 25,863 - Step 4: Simplify right side
19,310x = 668,894,769 - Step 5: Solve for x
x = 668,894,769/19,310 - Step 6: Final answer
x = 34,639.81
Related Problems
Find third proportional to 9,655 and 12,931.50
Half scale
Find third proportional to 38,620 and 51,726
Double scale
Find third proportional to 19,312 and 25,866
Similar ratio
Find third proportional to 28,965 and 38,794.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.