Finding the Fourth Proportional to 15,440.12, 23,160 and 3,753.36
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Solution
The fourth proportional to 15,440.12, 23,160 and 3,753.36 is: 5,630.00
Step by Step Solution
- Step 1: Write the proportion equation
15,440.12 : 23,160 = 3,753.36 : x - Step 2: Convert to fraction form
15,440.12/23,160 = 3,753.36/x - Step 3: Cross multiply
15,440.12x = 23,160 × 3,753.36 - Step 4: Simplify right side
15,440.12x = 86,927,817.60 - Step 5: Solve for x
x = 86,927,817.60/15,440.12 - Step 6: Final answer
x = 5,630.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.