Home / 27,792.48-38,353.92-17,179.68

Finding the Fourth Proportional to 27,792.48, 38,353.92 and 17,179.68

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Solution

The fourth proportional to 27,792.48, 38,353.92 and 17,179.68 is: 23,708.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,792.48 : 38,353.92 = 17,179.68 : x
  2. Step 2: Convert to fraction form
    27,792.48/38,353.92 = 17,179.68/x
  3. Step 3: Cross multiply
    27,792.48x = 38,353.92 × 17,179.68
  4. Step 4: Simplify right side
    27,792.48x = 658,908,072.35
  5. Step 5: Solve for x
    x = 658,908,072.35/27,792.48
  6. Step 6: Final answer
    x = 23,708.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.