Finding the Fourth Proportional to 41,235.13, 56,918.19 and 29,332.99
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Solution
The fourth proportional to 41,235.13, 56,918.19 and 29,332.99 is: 40,489.28
Step by Step Solution
- Step 1: Write the proportion equation
41,235.13 : 56,918.19 = 29,332.99 : x - Step 2: Convert to fraction form
41,235.13/56,918.19 = 29,332.99/x - Step 3: Cross multiply
41,235.13x = 56,918.19 × 29,332.99 - Step 4: Simplify right side
41,235.13x = 1,669,580,698.09 - Step 5: Solve for x
x = 1,669,580,698.09/41,235.13 - Step 6: Final answer
x = 40,489.28
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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.