Home / 49,771.12-68,694.24-28,564.96

Finding the Fourth Proportional to 49,771.12, 68,694.24 and 28,564.96

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Solution

The fourth proportional to 49,771.12, 68,694.24 and 28,564.96 is: 39,425.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,771.12 : 68,694.24 = 28,564.96 : x
  2. Step 2: Convert to fraction form
    49,771.12/68,694.24 = 28,564.96/x
  3. Step 3: Cross multiply
    49,771.12x = 68,694.24 × 28,564.96
  4. Step 4: Simplify right side
    49,771.12x = 1,962,248,217.83
  5. Step 5: Solve for x
    x = 1,962,248,217.83/49,771.12
  6. Step 6: Final answer
    x = 39,425.44

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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.