Home / 39,239.87-58,896.79-14,304.02

Finding the Fourth Proportional to 39,239.87, 58,896.79 and 14,304.02

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Solution

The fourth proportional to 39,239.87, 58,896.79 and 14,304.02 is: 21,469.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,239.87 : 58,896.79 = 14,304.02 : x
  2. Step 2: Convert to fraction form
    39,239.87/58,896.79 = 14,304.02/x
  3. Step 3: Cross multiply
    39,239.87x = 58,896.79 × 14,304.02
  4. Step 4: Simplify right side
    39,239.87x = 842,460,531.85
  5. Step 5: Solve for x
    x = 842,460,531.85/39,239.87
  6. Step 6: Final answer
    x = 21,469.51

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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.