Finding the Fourth Proportional to 42,010.13, 57,982.50 and 24,117.44
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Solution
The fourth proportional to 42,010.13, 57,982.50 and 24,117.44 is: 33,286.95
Step by Step Solution
- Step 1: Write the proportion equation
42,010.13 : 57,982.50 = 24,117.44 : x - Step 2: Convert to fraction form
42,010.13/57,982.50 = 24,117.44/x - Step 3: Cross multiply
42,010.13x = 57,982.50 × 24,117.44 - Step 4: Simplify right side
42,010.13x = 1,398,389,174.89 - Step 5: Solve for x
x = 1,398,389,174.89/42,010.13 - Step 6: Final answer
x = 33,286.95
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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.