Home / 49,137.66-67,801.47-28,993.02

Finding the Fourth Proportional to 49,137.66, 67,801.47 and 28,993.02

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Solution

The fourth proportional to 49,137.66, 67,801.47 and 28,993.02 is: 40,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,137.66 : 67,801.47 = 28,993.02 : x
  2. Step 2: Convert to fraction form
    49,137.66/67,801.47 = 28,993.02/x
  3. Step 3: Cross multiply
    49,137.66x = 67,801.47 × 28,993.02
  4. Step 4: Simplify right side
    49,137.66x = 1,965,769,375.74
  5. Step 5: Solve for x
    x = 1,965,769,375.74/49,137.66
  6. Step 6: Final answer
    x = 40,005.35

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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.