Home / 27,885.12-41,827.14-11,244.78

Finding the Fourth Proportional to 27,885.12, 41,827.14 and 11,244.78

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Solution

The fourth proportional to 27,885.12, 41,827.14 and 11,244.78 is: 16,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,885.12 : 41,827.14 = 11,244.78 : x
  2. Step 2: Convert to fraction form
    27,885.12/41,827.14 = 11,244.78/x
  3. Step 3: Cross multiply
    27,885.12x = 41,827.14 × 11,244.78
  4. Step 4: Simplify right side
    27,885.12x = 470,336,987.33
  5. Step 5: Solve for x
    x = 470,336,987.33/27,885.12
  6. Step 6: Final answer
    x = 16,866.95

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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.