Home / 33,281.85-49,932.09-11,109.72

Finding the Fourth Proportional to 33,281.85, 49,932.09 and 11,109.72

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Solution

The fourth proportional to 33,281.85, 49,932.09 and 11,109.72 is: 16,667.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.85 : 49,932.09 = 11,109.72 : x
  2. Step 2: Convert to fraction form
    33,281.85/49,932.09 = 11,109.72/x
  3. Step 3: Cross multiply
    33,281.85x = 49,932.09 × 11,109.72
  4. Step 4: Simplify right side
    33,281.85x = 554,731,538.91
  5. Step 5: Solve for x
    x = 554,731,538.91/33,281.85
  6. Step 6: Final answer
    x = 16,667.69

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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.