Home / 27,855.90-41,789.12-10,325.07

Finding the Fourth Proportional to 27,855.90, 41,789.12 and 10,325.07

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Solution

The fourth proportional to 27,855.90, 41,789.12 and 10,325.07 is: 15,489.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,855.90 : 41,789.12 = 10,325.07 : x
  2. Step 2: Convert to fraction form
    27,855.90/41,789.12 = 10,325.07/x
  3. Step 3: Cross multiply
    27,855.90x = 41,789.12 × 10,325.07
  4. Step 4: Simplify right side
    27,855.90x = 431,475,537.61
  5. Step 5: Solve for x
    x = 431,475,537.61/27,855.90
  6. Step 6: Final answer
    x = 15,489.56

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1.5x scale

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.