Home / 49,735.91-74,576.60-19,719.74

Finding the Fourth Proportional to 49,735.91, 74,576.60 and 19,719.74

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Solution

The fourth proportional to 49,735.91, 74,576.60 and 19,719.74 is: 29,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,735.91 : 74,576.60 = 19,719.74 : x
  2. Step 2: Convert to fraction form
    49,735.91/74,576.60 = 19,719.74/x
  3. Step 3: Cross multiply
    49,735.91x = 74,576.60 × 19,719.74
  4. Step 4: Simplify right side
    49,735.91x = 1,470,631,162.08
  5. Step 5: Solve for x
    x = 1,470,631,162.08/49,735.91
  6. Step 6: Final answer
    x = 29,568.80

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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.