Finding the Fourth Proportional to 43,072.17, 59,451.35 and 27,964.05
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Solution
The fourth proportional to 43,072.17, 59,451.35 and 27,964.05 is: 38,598.02
Step by Step Solution
- Step 1: Write the proportion equation
43,072.17 : 59,451.35 = 27,964.05 : x - Step 2: Convert to fraction form
43,072.17/59,451.35 = 27,964.05/x - Step 3: Cross multiply
43,072.17x = 59,451.35 × 27,964.05 - Step 4: Simplify right side
43,072.17x = 1,662,500,523.97 - Step 5: Solve for x
x = 1,662,500,523.97/43,072.17 - Step 6: Final answer
x = 38,598.02
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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.