Home / 36,284.98-50,072.43-20,369.02

Finding the Fourth Proportional to 36,284.98, 50,072.43 and 20,369.02

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Solution

The fourth proportional to 36,284.98, 50,072.43 and 20,369.02 is: 28,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,284.98 : 50,072.43 = 20,369.02 : x
  2. Step 2: Convert to fraction form
    36,284.98/50,072.43 = 20,369.02/x
  3. Step 3: Cross multiply
    36,284.98x = 50,072.43 × 20,369.02
  4. Step 4: Simplify right side
    36,284.98x = 1,019,926,328.12
  5. Step 5: Solve for x
    x = 1,019,926,328.12/36,284.98
  6. Step 6: Final answer
    x = 28,108.77

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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.