Finding the Fourth Proportional to 54,955.72, 82,439.57 and 17,506.99
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Solution
The fourth proportional to 54,955.72, 82,439.57 and 17,506.99 is: 26,262.39
Step by Step Solution
- Step 1: Write the proportion equation
54,955.72 : 82,439.57 = 17,506.99 : x - Step 2: Convert to fraction form
54,955.72/82,439.57 = 17,506.99/x - Step 3: Cross multiply
54,955.72x = 82,439.57 × 17,506.99 - Step 4: Simplify right side
54,955.72x = 1,443,268,727.59 - Step 5: Solve for x
x = 1,443,268,727.59/54,955.72 - Step 6: Final answer
x = 26,262.39
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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.