Finding the Fourth Proportional to 55,822.16, 83,745.40 and 18,386
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Solution
The fourth proportional to 55,822.16, 83,745.40 and 18,386 is: 27,583.01
Step by Step Solution
- Step 1: Write the proportion equation
55,822.16 : 83,745.40 = 18,386 : x - Step 2: Convert to fraction form
55,822.16/83,745.40 = 18,386/x - Step 3: Cross multiply
55,822.16x = 83,745.40 × 18,386 - Step 4: Simplify right side
55,822.16x = 1,539,742,924.40 - Step 5: Solve for x
x = 1,539,742,924.40/55,822.16 - Step 6: Final answer
x = 27,583.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.