Finding the Fourth Proportional to 14,848.30, 20,496 and 10,129.24
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Solution
The fourth proportional to 14,848.30, 20,496 and 10,129.24 is: 13,982.00
Step by Step Solution
- Step 1: Write the proportion equation
14,848.30 : 20,496 = 10,129.24 : x - Step 2: Convert to fraction form
14,848.30/20,496 = 10,129.24/x - Step 3: Cross multiply
14,848.30x = 20,496 × 10,129.24 - Step 4: Simplify right side
14,848.30x = 207,608,903.04 - Step 5: Solve for x
x = 207,608,903.04/14,848.30 - Step 6: Final answer
x = 13,982.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.