Home / 27,518.61-41,277.92-9,988.41

Finding the Fourth Proportional to 27,518.61, 41,277.92 and 9,988.41

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Solution

The fourth proportional to 27,518.61, 41,277.92 and 9,988.41 is: 14,982.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518.61 : 41,277.92 = 9,988.41 : x
  2. Step 2: Convert to fraction form
    27,518.61/41,277.92 = 9,988.41/x
  3. Step 3: Cross multiply
    27,518.61x = 41,277.92 × 9,988.41
  4. Step 4: Simplify right side
    27,518.61x = 412,300,738.97
  5. Step 5: Solve for x
    x = 412,300,738.97/27,518.61
  6. Step 6: Final answer
    x = 14,982.62

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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.