Finding the Third Proportional to 18,925 and 28,388
Calculator
Solution
The third proportional to 18,925 and 28,388 is: 42,582.75
Step by Step Solution
- Step 1: Write the proportion equation
18,925 : 28,388 = 28,388 : x - Step 2: Convert to fraction form
18,925/28,388 = 28,388/x - Step 3: Cross multiply
18,925x = 28,388 × 28,388 - Step 4: Simplify right side
18,925x = 805,878,544 - Step 5: Solve for x
x = 805,878,544/18,925 - Step 6: Final answer
x = 42,582.75
Related Problems
Find third proportional to 9,462.50 and 14,194
Half scale
Find third proportional to 37,850 and 56,776
Double scale
Find third proportional to 18,927 and 28,391
Similar ratio
Find third proportional to 28,387.50 and 42,582
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.