Finding the Fourth Proportional to 23,290.08, 32,178 and 16,247.94
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Solution
The fourth proportional to 23,290.08, 32,178 and 16,247.94 is: 22,448.45
Step by Step Solution
- Step 1: Write the proportion equation
23,290.08 : 32,178 = 16,247.94 : x - Step 2: Convert to fraction form
23,290.08/32,178 = 16,247.94/x - Step 3: Cross multiply
23,290.08x = 32,178 × 16,247.94 - Step 4: Simplify right side
23,290.08x = 522,826,213.32 - Step 5: Solve for x
x = 522,826,213.32/23,290.08 - Step 6: Final answer
x = 22,448.45
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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.