Home / 49,258.49-67,976.79-28,037.75

Finding the Fourth Proportional to 49,258.49, 67,976.79 and 28,037.75

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Solution

The fourth proportional to 49,258.49, 67,976.79 and 28,037.75 is: 38,692.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,258.49 : 67,976.79 = 28,037.75 : x
  2. Step 2: Convert to fraction form
    49,258.49/67,976.79 = 28,037.75/x
  3. Step 3: Cross multiply
    49,258.49x = 67,976.79 × 28,037.75
  4. Step 4: Simplify right side
    49,258.49x = 1,905,916,243.82
  5. Step 5: Solve for x
    x = 1,905,916,243.82/49,258.49
  6. Step 6: Final answer
    x = 38,692.14

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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.