Home / 33,305.15-49,960.26-11,118.47

Finding the Fourth Proportional to 33,305.15, 49,960.26 and 11,118.47

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Solution

The fourth proportional to 33,305.15, 49,960.26 and 11,118.47 is: 16,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.15 : 49,960.26 = 11,118.47 : x
  2. Step 2: Convert to fraction form
    33,305.15/49,960.26 = 11,118.47/x
  3. Step 3: Cross multiply
    33,305.15x = 49,960.26 × 11,118.47
  4. Step 4: Simplify right side
    33,305.15x = 555,481,652.00
  5. Step 5: Solve for x
    x = 555,481,652.00/33,305.15
  6. Step 6: Final answer
    x = 16,678.55

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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.