Home / 49,935.92-68,902.42-28,424.39

Finding the Fourth Proportional to 49,935.92, 68,902.42 and 28,424.39

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Solution

The fourth proportional to 49,935.92, 68,902.42 and 28,424.39 is: 39,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,935.92 : 68,902.42 = 28,424.39 : x
  2. Step 2: Convert to fraction form
    49,935.92/68,902.42 = 28,424.39/x
  3. Step 3: Cross multiply
    49,935.92x = 68,902.42 × 28,424.39
  4. Step 4: Simplify right side
    49,935.92x = 1,958,509,258.02
  5. Step 5: Solve for x
    x = 1,958,509,258.02/49,935.92
  6. Step 6: Final answer
    x = 39,220.45

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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.