Finding the Third Proportional to 8,129.63 and 12,125.63
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Solution
The third proportional to 8,129.63 and 12,125.63 is: 18,085.80
Step by Step Solution
- Step 1: Write the proportion equation
8,129.63 : 12,125.63 = 12,125.63 : x - Step 2: Convert to fraction form
8,129.63/12,125.63 = 12,125.63/x - Step 3: Cross multiply
8,129.63x = 12,125.63 × 12,125.63 - Step 4: Simplify right side
8,129.63x = 147,030,781.64 - Step 5: Solve for x
x = 147,030,781.64/8,129.63 - Step 6: Final answer
x = 18,085.80
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.