Finding the Third Proportional to 18,690.75 and 26,709.75
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Solution
The third proportional to 18,690.75 and 26,709.75 is: 38,169.19
Step by Step Solution
- Step 1: Write the proportion equation
18,690.75 : 26,709.75 = 26,709.75 : x - Step 2: Convert to fraction form
18,690.75/26,709.75 = 26,709.75/x - Step 3: Cross multiply
18,690.75x = 26,709.75 × 26,709.75 - Step 4: Simplify right side
18,690.75x = 713,410,745.06 - Step 5: Solve for x
x = 713,410,745.06/18,690.75 - Step 6: Final answer
x = 38,169.19
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.