Finding the Fourth Proportional to 55,341, 76,370.58 and 32,985
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Solution
The fourth proportional to 55,341, 76,370.58 and 32,985 is: 45,519.30
Step by Step Solution
- Step 1: Write the proportion equation
55,341 : 76,370.58 = 32,985 : x - Step 2: Convert to fraction form
55,341/76,370.58 = 32,985/x - Step 3: Cross multiply
55,341x = 76,370.58 × 32,985 - Step 4: Simplify right side
55,341x = 2,519,083,581.30 - Step 5: Solve for x
x = 2,519,083,581.30/55,341 - Step 6: Final answer
x = 45,519.30
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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.