Home / 49,868.37-68,822.46-28,364.85

Finding the Fourth Proportional to 49,868.37, 68,822.46 and 28,364.85

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Solution

The fourth proportional to 49,868.37, 68,822.46 and 28,364.85 is: 39,145.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,868.37 : 68,822.46 = 28,364.85 : x
  2. Step 2: Convert to fraction form
    49,868.37/68,822.46 = 28,364.85/x
  3. Step 3: Cross multiply
    49,868.37x = 68,822.46 × 28,364.85
  4. Step 4: Simplify right side
    49,868.37x = 1,952,138,754.53
  5. Step 5: Solve for x
    x = 1,952,138,754.53/49,868.37
  6. Step 6: Final answer
    x = 39,145.83

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1.5x scale

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.