Finding the Fourth Proportional to 71,573.54, 107,326.98 and 26,563.55
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Solution
The fourth proportional to 71,573.54, 107,326.98 and 26,563.55 is: 39,832.95
Step by Step Solution
- Step 1: Write the proportion equation
71,573.54 : 107,326.98 = 26,563.55 : x - Step 2: Convert to fraction form
71,573.54/107,326.98 = 26,563.55/x - Step 3: Cross multiply
71,573.54x = 107,326.98 × 26,563.55 - Step 4: Simplify right side
71,573.54x = 2,850,985,565.03 - Step 5: Solve for x
x = 2,850,985,565.03/71,573.54 - Step 6: Final answer
x = 39,832.95
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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.