Finding the Fourth Proportional to 17,937.44, 26,886.72 and 8,684
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Solution
The fourth proportional to 17,937.44, 26,886.72 and 8,684 is: 13,016.59
Step by Step Solution
- Step 1: Write the proportion equation
17,937.44 : 26,886.72 = 8,684 : x - Step 2: Convert to fraction form
17,937.44/26,886.72 = 8,684/x - Step 3: Cross multiply
17,937.44x = 26,886.72 × 8,684 - Step 4: Simplify right side
17,937.44x = 233,484,276.48 - Step 5: Solve for x
x = 233,484,276.48/17,937.44 - Step 6: Final answer
x = 13,016.59
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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.