Home / 27,886.34-41,829.57-19,603.37

Finding the Fourth Proportional to 27,886.34, 41,829.57 and 19,603.37

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Solution

The fourth proportional to 27,886.34, 41,829.57 and 19,603.37 is: 29,405.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,886.34 : 41,829.57 = 19,603.37 : x
  2. Step 2: Convert to fraction form
    27,886.34/41,829.57 = 19,603.37/x
  3. Step 3: Cross multiply
    27,886.34x = 41,829.57 × 19,603.37
  4. Step 4: Simplify right side
    27,886.34x = 820,000,537.65
  5. Step 5: Solve for x
    x = 820,000,537.65/27,886.34
  6. Step 6: Final answer
    x = 29,405.10

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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.