Finding the Third Proportional to 19,189.13 and 40,479.75
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Solution
The third proportional to 19,189.13 and 40,479.75 is: 85,392.65
Step by Step Solution
- Step 1: Write the proportion equation
19,189.13 : 40,479.75 = 40,479.75 : x - Step 2: Convert to fraction form
19,189.13/40,479.75 = 40,479.75/x - Step 3: Cross multiply
19,189.13x = 40,479.75 × 40,479.75 - Step 4: Simplify right side
19,189.13x = 1,638,610,160.06 - Step 5: Solve for x
x = 1,638,610,160.06/19,189.13 - Step 6: Final answer
x = 85,392.65
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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.