Home / 27,890.18-41,826.39-9,165.89

Finding the Fourth Proportional to 27,890.18, 41,826.39 and 9,165.89

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Solution

The fourth proportional to 27,890.18, 41,826.39 and 9,165.89 is: 13,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,890.18 : 41,826.39 = 9,165.89 : x
  2. Step 2: Convert to fraction form
    27,890.18/41,826.39 = 9,165.89/x
  3. Step 3: Cross multiply
    27,890.18x = 41,826.39 × 9,165.89
  4. Step 4: Simplify right side
    27,890.18x = 383,376,089.84
  5. Step 5: Solve for x
    x = 383,376,089.84/27,890.18
  6. Step 6: Final answer
    x = 13,745.92

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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.