Home / 27,605.12-41,378.92-12,801.83

Finding the Fourth Proportional to 27,605.12, 41,378.92 and 12,801.83

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Solution

The fourth proportional to 27,605.12, 41,378.92 and 12,801.83 is: 19,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.12 : 41,378.92 = 12,801.83 : x
  2. Step 2: Convert to fraction form
    27,605.12/41,378.92 = 12,801.83/x
  3. Step 3: Cross multiply
    27,605.12x = 41,378.92 × 12,801.83
  4. Step 4: Simplify right side
    27,605.12x = 529,725,660.52
  5. Step 5: Solve for x
    x = 529,725,660.52/27,605.12
  6. Step 6: Final answer
    x = 19,189.40

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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.