Home / 27,828.93-41,742.95-8,853.30

Finding the Fourth Proportional to 27,828.93, 41,742.95 and 8,853.30

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Solution

The fourth proportional to 27,828.93, 41,742.95 and 8,853.30 is: 13,279.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,828.93 : 41,742.95 = 8,853.30 : x
  2. Step 2: Convert to fraction form
    27,828.93/41,742.95 = 8,853.30/x
  3. Step 3: Cross multiply
    27,828.93x = 41,742.95 × 8,853.30
  4. Step 4: Simplify right side
    27,828.93x = 369,562,814.97
  5. Step 5: Solve for x
    x = 369,562,814.97/27,828.93
  6. Step 6: Final answer
    x = 13,279.81

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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.