Home / 39,107.82-58,661.76-11,027.64

Finding the Fourth Proportional to 39,107.82, 58,661.76 and 11,027.64

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Solution

The fourth proportional to 39,107.82, 58,661.76 and 11,027.64 is: 16,541.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,107.82 : 58,661.76 = 11,027.64 : x
  2. Step 2: Convert to fraction form
    39,107.82/58,661.76 = 11,027.64/x
  3. Step 3: Cross multiply
    39,107.82x = 58,661.76 × 11,027.64
  4. Step 4: Simplify right side
    39,107.82x = 646,900,771.05
  5. Step 5: Solve for x
    x = 646,900,771.05/39,107.82
  6. Step 6: Final answer
    x = 16,541.47

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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.