Finding the Fourth Proportional to 47,644.90, 65,754 and 26,431
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Solution
The fourth proportional to 47,644.90, 65,754 and 26,431 is: 36,477.02
Step by Step Solution
- Step 1: Write the proportion equation
47,644.90 : 65,754 = 26,431 : x - Step 2: Convert to fraction form
47,644.90/65,754 = 26,431/x - Step 3: Cross multiply
47,644.90x = 65,754 × 26,431 - Step 4: Simplify right side
47,644.90x = 1,737,943,974 - Step 5: Solve for x
x = 1,737,943,974/47,644.90 - Step 6: Final answer
x = 36,477.02
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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.