Finding the Fourth Proportional to 26,677.80, 39,982.08 and 10,864.44
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Solution
The fourth proportional to 26,677.80, 39,982.08 and 10,864.44 is: 16,282.56
Step by Step Solution
- Step 1: Write the proportion equation
26,677.80 : 39,982.08 = 10,864.44 : x - Step 2: Convert to fraction form
26,677.80/39,982.08 = 10,864.44/x - Step 3: Cross multiply
26,677.80x = 39,982.08 × 10,864.44 - Step 4: Simplify right side
26,677.80x = 434,382,909.24 - Step 5: Solve for x
x = 434,382,909.24/26,677.80 - Step 6: Final answer
x = 16,282.56
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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.