Finding the Fourth Proportional to 42,954.72, 59,265.36 and 27,848
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Solution
The fourth proportional to 42,954.72, 59,265.36 and 27,848 is: 38,422.36
Step by Step Solution
- Step 1: Write the proportion equation
42,954.72 : 59,265.36 = 27,848 : x - Step 2: Convert to fraction form
42,954.72/59,265.36 = 27,848/x - Step 3: Cross multiply
42,954.72x = 59,265.36 × 27,848 - Step 4: Simplify right side
42,954.72x = 1,650,421,745.28 - Step 5: Solve for x
x = 1,650,421,745.28/42,954.72 - Step 6: Final answer
x = 38,422.36
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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.