Home / 38,991.16-58,466.49-16,792.30

Finding the Fourth Proportional to 38,991.16, 58,466.49 and 16,792.30

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Solution

The fourth proportional to 38,991.16, 58,466.49 and 16,792.30 is: 25,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,991.16 : 58,466.49 = 16,792.30 : x
  2. Step 2: Convert to fraction form
    38,991.16/58,466.49 = 16,792.30/x
  3. Step 3: Cross multiply
    38,991.16x = 58,466.49 × 16,792.30
  4. Step 4: Simplify right side
    38,991.16x = 981,786,840.03
  5. Step 5: Solve for x
    x = 981,786,840.03/38,991.16
  6. Step 6: Final answer
    x = 25,179.73

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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.