Finding the Fourth Proportional to 15.93, 23.69 and 15.46
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Solution
The fourth proportional to 15.93, 23.69 and 15.46 is: 22.99
Step by Step Solution
- Step 1: Write the proportion equation
15.93 : 23.69 = 15.46 : x - Step 2: Convert to fraction form
15.93/23.69 = 15.46/x - Step 3: Cross multiply
15.93x = 23.69 × 15.46 - Step 4: Simplify right side
15.93x = 366.23 - Step 5: Solve for x
x = 366.23/15.93 - Step 6: Final answer
x = 22.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.