Home / 39,185.30-58,786.08-17,827.84

Finding the Fourth Proportional to 39,185.30, 58,786.08 and 17,827.84

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Solution

The fourth proportional to 39,185.30, 58,786.08 and 17,827.84 is: 26,745.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,185.30 : 58,786.08 = 17,827.84 : x
  2. Step 2: Convert to fraction form
    39,185.30/58,786.08 = 17,827.84/x
  3. Step 3: Cross multiply
    39,185.30x = 58,786.08 × 17,827.84
  4. Step 4: Simplify right side
    39,185.30x = 1,048,028,828.47
  5. Step 5: Solve for x
    x = 1,048,028,828.47/39,185.30
  6. Step 6: Final answer
    x = 26,745.46

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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.