Home / 32,975.20-49,469.72-10,786.86

Finding the Fourth Proportional to 32,975.20, 49,469.72 and 10,786.86

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Solution

The fourth proportional to 32,975.20, 49,469.72 and 10,786.86 is: 16,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,975.20 : 49,469.72 = 10,786.86 : x
  2. Step 2: Convert to fraction form
    32,975.20/49,469.72 = 10,786.86/x
  3. Step 3: Cross multiply
    32,975.20x = 49,469.72 × 10,786.86
  4. Step 4: Simplify right side
    32,975.20x = 533,622,943.88
  5. Step 5: Solve for x
    x = 533,622,943.88/32,975.20
  6. Step 6: Final answer
    x = 16,182.55

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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.