Home / 27,678.30-41,537.40-11,028.69

Finding the Fourth Proportional to 27,678.30, 41,537.40 and 11,028.69

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Solution

The fourth proportional to 27,678.30, 41,537.40 and 11,028.69 is: 16,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,678.30 : 41,537.40 = 11,028.69 : x
  2. Step 2: Convert to fraction form
    27,678.30/41,537.40 = 11,028.69/x
  3. Step 3: Cross multiply
    27,678.30x = 41,537.40 × 11,028.69
  4. Step 4: Simplify right side
    27,678.30x = 458,103,108.01
  5. Step 5: Solve for x
    x = 458,103,108.01/27,678.30
  6. Step 6: Final answer
    x = 16,550.98

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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.