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Finding the Fourth Proportional to 33,228.15, 49,833.72 and 9,849.12

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Solution

The fourth proportional to 33,228.15, 49,833.72 and 9,849.12 is: 14,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,228.15 : 49,833.72 = 9,849.12 : x
  2. Step 2: Convert to fraction form
    33,228.15/49,833.72 = 9,849.12/x
  3. Step 3: Cross multiply
    33,228.15x = 49,833.72 × 9,849.12
  4. Step 4: Simplify right side
    33,228.15x = 490,818,288.33
  5. Step 5: Solve for x
    x = 490,818,288.33/33,228.15
  6. Step 6: Final answer
    x = 14,771.16

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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.