Home / 49,258.43-67,976.71-28,037.70

Finding the Fourth Proportional to 49,258.43, 67,976.71 and 28,037.70

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Solution

The fourth proportional to 49,258.43, 67,976.71 and 28,037.70 is: 38,692.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,258.43 : 67,976.71 = 28,037.70 : x
  2. Step 2: Convert to fraction form
    49,258.43/67,976.71 = 28,037.70/x
  3. Step 3: Cross multiply
    49,258.43x = 67,976.71 × 28,037.70
  4. Step 4: Simplify right side
    49,258.43x = 1,905,910,601.97
  5. Step 5: Solve for x
    x = 1,905,910,601.97/49,258.43
  6. Step 6: Final answer
    x = 38,692.07

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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.