Home / 39,336.20-58,991.53-13,033.88

Finding the Fourth Proportional to 39,336.20, 58,991.53 and 13,033.88

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Solution

The fourth proportional to 39,336.20, 58,991.53 and 13,033.88 is: 19,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,336.20 : 58,991.53 = 13,033.88 : x
  2. Step 2: Convert to fraction form
    39,336.20/58,991.53 = 13,033.88/x
  3. Step 3: Cross multiply
    39,336.20x = 58,991.53 × 13,033.88
  4. Step 4: Simplify right side
    39,336.20x = 768,888,260.66
  5. Step 5: Solve for x
    x = 768,888,260.66/39,336.20
  6. Step 6: Final answer
    x = 19,546.58

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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.