Finding the Fourth Proportional to 15,853.06, 23,779.59 and 5,464
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Solution
The fourth proportional to 15,853.06, 23,779.59 and 5,464 is: 8,196
Step by Step Solution
- Step 1: Write the proportion equation
15,853.06 : 23,779.59 = 5,464 : x - Step 2: Convert to fraction form
15,853.06/23,779.59 = 5,464/x - Step 3: Cross multiply
15,853.06x = 23,779.59 × 5,464 - Step 4: Simplify right side
15,853.06x = 129,931,679.76 - Step 5: Solve for x
x = 129,931,679.76/15,853.06 - Step 6: Final answer
x = 8,196
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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.