Home / 27,919.92-41,882.16-10,385.52

Finding the Fourth Proportional to 27,919.92, 41,882.16 and 10,385.52

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Solution

The fourth proportional to 27,919.92, 41,882.16 and 10,385.52 is: 15,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919.92 : 41,882.16 = 10,385.52 : x
  2. Step 2: Convert to fraction form
    27,919.92/41,882.16 = 10,385.52/x
  3. Step 3: Cross multiply
    27,919.92x = 41,882.16 × 10,385.52
  4. Step 4: Simplify right side
    27,919.92x = 434,968,010.32
  5. Step 5: Solve for x
    x = 434,968,010.32/27,919.92
  6. Step 6: Final answer
    x = 15,579.13

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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.