Home / 28,579.24-42,882.54-11,044.36

Finding the Fourth Proportional to 28,579.24, 42,882.54 and 11,044.36

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Solution

The fourth proportional to 28,579.24, 42,882.54 and 11,044.36 is: 16,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,579.24 : 42,882.54 = 11,044.36 : x
  2. Step 2: Convert to fraction form
    28,579.24/42,882.54 = 11,044.36/x
  3. Step 3: Cross multiply
    28,579.24x = 42,882.54 × 11,044.36
  4. Step 4: Simplify right side
    28,579.24x = 473,610,209.47
  5. Step 5: Solve for x
    x = 473,610,209.47/28,579.24
  6. Step 6: Final answer
    x = 16,571.83

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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.