Finding the Fourth Proportional to 16,216, 22,378.08 and 8,764
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Solution
The fourth proportional to 16,216, 22,378.08 and 8,764 is: 12,094.32
Step by Step Solution
- Step 1: Write the proportion equation
16,216 : 22,378.08 = 8,764 : x - Step 2: Convert to fraction form
16,216/22,378.08 = 8,764/x - Step 3: Cross multiply
16,216x = 22,378.08 × 8,764 - Step 4: Simplify right side
16,216x = 196,121,493.12 - Step 5: Solve for x
x = 196,121,493.12/16,216 - Step 6: Final answer
x = 12,094.32
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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.