Finding the Third Proportional to 19,869.75 and 40,650.75
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Solution
The third proportional to 19,869.75 and 40,650.75 is: 83,165.79
Step by Step Solution
- Step 1: Write the proportion equation
19,869.75 : 40,650.75 = 40,650.75 : x - Step 2: Convert to fraction form
19,869.75/40,650.75 = 40,650.75/x - Step 3: Cross multiply
19,869.75x = 40,650.75 × 40,650.75 - Step 4: Simplify right side
19,869.75x = 1,652,483,475.56 - Step 5: Solve for x
x = 1,652,483,475.56/19,869.75 - Step 6: Final answer
x = 83,165.79
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.