Finding the Fourth Proportional to 16,271.06, 24,406.61 and 5,177.79
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Solution
The fourth proportional to 16,271.06, 24,406.61 and 5,177.79 is: 7,766.69
Step by Step Solution
- Step 1: Write the proportion equation
16,271.06 : 24,406.61 = 5,177.79 : x - Step 2: Convert to fraction form
16,271.06/24,406.61 = 5,177.79/x - Step 3: Cross multiply
16,271.06x = 24,406.61 × 5,177.79 - Step 4: Simplify right side
16,271.06x = 126,372,275.30 - Step 5: Solve for x
x = 126,372,275.30/16,271.06 - Step 6: Final answer
x = 7,766.69
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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.