Finding the Fourth Proportional to 67,532.81, 101,299.25 and 17,612.84
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Solution
The fourth proportional to 67,532.81, 101,299.25 and 17,612.84 is: 26,419.28
Step by Step Solution
- Step 1: Write the proportion equation
67,532.81 : 101,299.25 = 17,612.84 : x - Step 2: Convert to fraction form
67,532.81/101,299.25 = 17,612.84/x - Step 3: Cross multiply
67,532.81x = 101,299.25 × 17,612.84 - Step 4: Simplify right side
67,532.81x = 1,784,167,779.65 - Step 5: Solve for x
x = 1,784,167,779.65/67,532.81 - Step 6: Final answer
x = 26,419.28
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1.5x scale
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.