Home / 31,792.54-43,872.87-17,645.02

Finding the Fourth Proportional to 31,792.54, 43,872.87 and 17,645.02

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Solution

The fourth proportional to 31,792.54, 43,872.87 and 17,645.02 is: 24,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,792.54 : 43,872.87 = 17,645.02 : x
  2. Step 2: Convert to fraction form
    31,792.54/43,872.87 = 17,645.02/x
  3. Step 3: Cross multiply
    31,792.54x = 43,872.87 × 17,645.02
  4. Step 4: Simplify right side
    31,792.54x = 774,137,668.61
  5. Step 5: Solve for x
    x = 774,137,668.61/31,792.54
  6. Step 6: Final answer
    x = 24,349.66

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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.