Home / 27,391.92-41,087.76-9,861.68

Finding the Fourth Proportional to 27,391.92, 41,087.76 and 9,861.68

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Solution

The fourth proportional to 27,391.92, 41,087.76 and 9,861.68 is: 14,792.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,391.92 : 41,087.76 = 9,861.68 : x
  2. Step 2: Convert to fraction form
    27,391.92/41,087.76 = 9,861.68/x
  3. Step 3: Cross multiply
    27,391.92x = 41,087.76 × 9,861.68
  4. Step 4: Simplify right side
    27,391.92x = 405,194,341.04
  5. Step 5: Solve for x
    x = 405,194,341.04/27,391.92
  6. Step 6: Final answer
    x = 14,792.48

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1.5x scale

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.