Home / 49,946.94-68,929.97-28,725.75

Finding the Fourth Proportional to 49,946.94, 68,929.97 and 28,725.75

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Solution

The fourth proportional to 49,946.94, 68,929.97 and 28,725.75 is: 39,643.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,946.94 : 68,929.97 = 28,725.75 : x
  2. Step 2: Convert to fraction form
    49,946.94/68,929.97 = 28,725.75/x
  3. Step 3: Cross multiply
    49,946.94x = 68,929.97 × 28,725.75
  4. Step 4: Simplify right side
    49,946.94x = 1,980,064,942.10
  5. Step 5: Solve for x
    x = 1,980,064,942.10/49,946.94
  6. Step 6: Final answer
    x = 39,643.37

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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.