Home / 49,956.94-68,943.81-28,735.75

Finding the Fourth Proportional to 49,956.94, 68,943.81 and 28,735.75

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Solution

The fourth proportional to 49,956.94, 68,943.81 and 28,735.75 is: 39,657.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,956.94 : 68,943.81 = 28,735.75 : x
  2. Step 2: Convert to fraction form
    49,956.94/68,943.81 = 28,735.75/x
  3. Step 3: Cross multiply
    49,956.94x = 68,943.81 × 28,735.75
  4. Step 4: Simplify right side
    49,956.94x = 1,981,152,088.21
  5. Step 5: Solve for x
    x = 1,981,152,088.21/49,956.94
  6. Step 6: Final answer
    x = 39,657.19

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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.