Home / 27,985.03-41,982.09-8,265.58

Finding the Fourth Proportional to 27,985.03, 41,982.09 and 8,265.58

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Solution

The fourth proportional to 27,985.03, 41,982.09 and 8,265.58 is: 12,399.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,985.03 : 41,982.09 = 8,265.58 : x
  2. Step 2: Convert to fraction form
    27,985.03/41,982.09 = 8,265.58/x
  3. Step 3: Cross multiply
    27,985.03x = 41,982.09 × 8,265.58
  4. Step 4: Simplify right side
    27,985.03x = 347,006,323.46
  5. Step 5: Solve for x
    x = 347,006,323.46/27,985.03
  6. Step 6: Final answer
    x = 12,399.71

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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.