Home / 39,212.72-58,786.01-17,009.37

Finding the Fourth Proportional to 39,212.72, 58,786.01 and 17,009.37

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Solution

The fourth proportional to 39,212.72, 58,786.01 and 17,009.37 is: 25,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,212.72 : 58,786.01 = 17,009.37 : x
  2. Step 2: Convert to fraction form
    39,212.72/58,786.01 = 17,009.37/x
  3. Step 3: Cross multiply
    39,212.72x = 58,786.01 × 17,009.37
  4. Step 4: Simplify right side
    39,212.72x = 999,912,973.65
  5. Step 5: Solve for x
    x = 999,912,973.65/39,212.72
  6. Step 6: Final answer
    x = 25,499.71

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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.