Finding the Fourth Proportional to 26,876.72, 40,315.08 and 13,016
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Solution
The fourth proportional to 26,876.72, 40,315.08 and 13,016 is: 19,524
Step by Step Solution
- Step 1: Write the proportion equation
26,876.72 : 40,315.08 = 13,016 : x - Step 2: Convert to fraction form
26,876.72/40,315.08 = 13,016/x - Step 3: Cross multiply
26,876.72x = 40,315.08 × 13,016 - Step 4: Simplify right side
26,876.72x = 524,741,081.28 - Step 5: Solve for x
x = 524,741,081.28/26,876.72 - Step 6: Final answer
x = 19,524
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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.