Home / 27,983.28-41,979.47-8,263.83

Finding the Fourth Proportional to 27,983.28, 41,979.47 and 8,263.83

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Solution

The fourth proportional to 27,983.28, 41,979.47 and 8,263.83 is: 12,397.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,983.28 : 41,979.47 = 8,263.83 : x
  2. Step 2: Convert to fraction form
    27,983.28/41,979.47 = 8,263.83/x
  3. Step 3: Cross multiply
    27,983.28x = 41,979.47 × 8,263.83
  4. Step 4: Simplify right side
    27,983.28x = 346,911,162.25
  5. Step 5: Solve for x
    x = 346,911,162.25/27,983.28
  6. Step 6: Final answer
    x = 12,397.09

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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.