Home / 34,688.46-47,867.31-19,584.78

Finding the Fourth Proportional to 34,688.46, 47,867.31 and 19,584.78

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Solution

The fourth proportional to 34,688.46, 47,867.31 and 19,584.78 is: 27,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,688.46 : 47,867.31 = 19,584.78 : x
  2. Step 2: Convert to fraction form
    34,688.46/47,867.31 = 19,584.78/x
  3. Step 3: Cross multiply
    34,688.46x = 47,867.31 × 19,584.78
  4. Step 4: Simplify right side
    34,688.46x = 937,470,735.54
  5. Step 5: Solve for x
    x = 937,470,735.54/34,688.46
  6. Step 6: Final answer
    x = 27,025.44

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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.