Finding the Fourth Proportional to 19,437.23, 29,153.93 and 6,956.75
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Solution
The fourth proportional to 19,437.23, 29,153.93 and 6,956.75 is: 10,434.44
Step by Step Solution
- Step 1: Write the proportion equation
19,437.23 : 29,153.93 = 6,956.75 : x - Step 2: Convert to fraction form
19,437.23/29,153.93 = 6,956.75/x - Step 3: Cross multiply
19,437.23x = 29,153.93 × 6,956.75 - Step 4: Simplify right side
19,437.23x = 202,816,640.63 - Step 5: Solve for x
x = 202,816,640.63/19,437.23 - Step 6: Final answer
x = 10,434.44
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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.