Home / 28,792.21-43,167.87-11,007.88

Finding the Fourth Proportional to 28,792.21, 43,167.87 and 11,007.88

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Solution

The fourth proportional to 28,792.21, 43,167.87 and 11,007.88 is: 16,504.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,792.21 : 43,167.87 = 11,007.88 : x
  2. Step 2: Convert to fraction form
    28,792.21/43,167.87 = 11,007.88/x
  3. Step 3: Cross multiply
    28,792.21x = 43,167.87 × 11,007.88
  4. Step 4: Simplify right side
    28,792.21x = 475,186,732.82
  5. Step 5: Solve for x
    x = 475,186,732.82/28,792.21
  6. Step 6: Final answer
    x = 16,504.00

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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.