Home / 36,470.72-50,329.43-20,554.98

Finding the Fourth Proportional to 36,470.72, 50,329.43 and 20,554.98

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Solution

The fourth proportional to 36,470.72, 50,329.43 and 20,554.98 is: 28,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,470.72 : 50,329.43 = 20,554.98 : x
  2. Step 2: Convert to fraction form
    36,470.72/50,329.43 = 20,554.98/x
  3. Step 3: Cross multiply
    36,470.72x = 50,329.43 × 20,554.98
  4. Step 4: Simplify right side
    36,470.72x = 1,034,520,328.25
  5. Step 5: Solve for x
    x = 1,034,520,328.25/36,470.72
  6. Step 6: Final answer
    x = 28,365.78

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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.