Finding the Fourth Proportional to 17,628.58, 24,319.04 and 10,553.64
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Solution
The fourth proportional to 17,628.58, 24,319.04 and 10,553.64 is: 14,558.99
Step by Step Solution
- Step 1: Write the proportion equation
17,628.58 : 24,319.04 = 10,553.64 : x - Step 2: Convert to fraction form
17,628.58/24,319.04 = 10,553.64/x - Step 3: Cross multiply
17,628.58x = 24,319.04 × 10,553.64 - Step 4: Simplify right side
17,628.58x = 256,654,393.31 - Step 5: Solve for x
x = 256,654,393.31/17,628.58 - Step 6: Final answer
x = 14,558.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.