Finding the Fourth Proportional to 13,373.10, 20,071.98 and 6,804
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Solution
The fourth proportional to 13,373.10, 20,071.98 and 6,804 is: 10,212.27
Step by Step Solution
- Step 1: Write the proportion equation
13,373.10 : 20,071.98 = 6,804 : x - Step 2: Convert to fraction form
13,373.10/20,071.98 = 6,804/x - Step 3: Cross multiply
13,373.10x = 20,071.98 × 6,804 - Step 4: Simplify right side
13,373.10x = 136,569,751.92 - Step 5: Solve for x
x = 136,569,751.92/13,373.10 - Step 6: Final answer
x = 10,212.27
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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.