Home / 49,692.24-68,571.72-28,470.96

Finding the Fourth Proportional to 49,692.24, 68,571.72 and 28,470.96

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Solution

The fourth proportional to 49,692.24, 68,571.72 and 28,470.96 is: 39,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,692.24 : 68,571.72 = 28,470.96 : x
  2. Step 2: Convert to fraction form
    49,692.24/68,571.72 = 28,470.96/x
  3. Step 3: Cross multiply
    49,692.24x = 68,571.72 × 28,470.96
  4. Step 4: Simplify right side
    49,692.24x = 1,952,302,697.25
  5. Step 5: Solve for x
    x = 1,952,302,697.25/49,692.24
  6. Step 6: Final answer
    x = 39,287.88

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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.