Home / 36,770.72-55,157.84-10,477.28

Finding the Fourth Proportional to 36,770.72, 55,157.84 and 10,477.28

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Solution

The fourth proportional to 36,770.72, 55,157.84 and 10,477.28 is: 15,716.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,770.72 : 55,157.84 = 10,477.28 : x
  2. Step 2: Convert to fraction form
    36,770.72/55,157.84 = 10,477.28/x
  3. Step 3: Cross multiply
    36,770.72x = 55,157.84 × 10,477.28
  4. Step 4: Simplify right side
    36,770.72x = 577,904,133.88
  5. Step 5: Solve for x
    x = 577,904,133.88/36,770.72
  6. Step 6: Final answer
    x = 15,716.42

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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.