Home / 39,224.78-58,879.30-15,866.54

Finding the Fourth Proportional to 39,224.78, 58,879.30 and 15,866.54

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Solution

The fourth proportional to 39,224.78, 58,879.30 and 15,866.54 is: 23,816.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,224.78 : 58,879.30 = 15,866.54 : x
  2. Step 2: Convert to fraction form
    39,224.78/58,879.30 = 15,866.54/x
  3. Step 3: Cross multiply
    39,224.78x = 58,879.30 × 15,866.54
  4. Step 4: Simplify right side
    39,224.78x = 934,210,768.62
  5. Step 5: Solve for x
    x = 934,210,768.62/39,224.78
  6. Step 6: Final answer
    x = 23,816.85

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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.