Finding the Fourth Proportional to 29,452.77, 40,633.97 and 19,386.99
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Solution
The fourth proportional to 29,452.77, 40,633.97 and 19,386.99 is: 26,746.90
Step by Step Solution
- Step 1: Write the proportion equation
29,452.77 : 40,633.97 = 19,386.99 : x - Step 2: Convert to fraction form
29,452.77/40,633.97 = 19,386.99/x - Step 3: Cross multiply
29,452.77x = 40,633.97 × 19,386.99 - Step 4: Simplify right side
29,452.77x = 787,770,273.12 - Step 5: Solve for x
x = 787,770,273.12/29,452.77 - Step 6: Final answer
x = 26,746.90
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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.