Home / 39,914.43-59,880.44-11,836.68

Finding the Fourth Proportional to 39,914.43, 59,880.44 and 11,836.68

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Solution

The fourth proportional to 39,914.43, 59,880.44 and 11,836.68 is: 17,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.43 : 59,880.44 = 11,836.68 : x
  2. Step 2: Convert to fraction form
    39,914.43/59,880.44 = 11,836.68/x
  3. Step 3: Cross multiply
    39,914.43x = 59,880.44 × 11,836.68
  4. Step 4: Simplify right side
    39,914.43x = 708,785,606.54
  5. Step 5: Solve for x
    x = 708,785,606.54/39,914.43
  6. Step 6: Final answer
    x = 17,757.63

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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.