Home / 49,911.93-74,846.07-18,725.31

Finding the Fourth Proportional to 49,911.93, 74,846.07 and 18,725.31

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Solution

The fourth proportional to 49,911.93, 74,846.07 and 18,725.31 is: 28,079.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,911.93 : 74,846.07 = 18,725.31 : x
  2. Step 2: Convert to fraction form
    49,911.93/74,846.07 = 18,725.31/x
  3. Step 3: Cross multiply
    49,911.93x = 74,846.07 × 18,725.31
  4. Step 4: Simplify right side
    49,911.93x = 1,401,515,863.03
  5. Step 5: Solve for x
    x = 1,401,515,863.03/49,911.93
  6. Step 6: Final answer
    x = 28,079.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.