Home / 27,828.77-41,745.04-11,188.80

Finding the Fourth Proportional to 27,828.77, 41,745.04 and 11,188.80

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Solution

The fourth proportional to 27,828.77, 41,745.04 and 11,188.80 is: 16,783.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,828.77 : 41,745.04 = 11,188.80 : x
  2. Step 2: Convert to fraction form
    27,828.77/41,745.04 = 11,188.80/x
  3. Step 3: Cross multiply
    27,828.77x = 41,745.04 × 11,188.80
  4. Step 4: Simplify right side
    27,828.77x = 467,076,875.58
  5. Step 5: Solve for x
    x = 467,076,875.58/27,828.77
  6. Step 6: Final answer
    x = 16,783.96

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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.