Finding the Third Proportional to 7,408.13 and 12,889.13
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Solution
The third proportional to 7,408.13 and 12,889.13 is: 22,425.32
Step by Step Solution
- Step 1: Write the proportion equation
7,408.13 : 12,889.13 = 12,889.13 : x - Step 2: Convert to fraction form
7,408.13/12,889.13 = 12,889.13/x - Step 3: Cross multiply
7,408.13x = 12,889.13 × 12,889.13 - Step 4: Simplify right side
7,408.13x = 166,129,543.27 - Step 5: Solve for x
x = 166,129,543.27/7,408.13 - Step 6: Final answer
x = 22,425.32
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These problems maintain the same ratio (1.74) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.