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Finding the Fourth Proportional to 33,099.91, 49,646.95 and 9,408.83

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Solution

The fourth proportional to 33,099.91, 49,646.95 and 9,408.83 is: 14,112.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,099.91 : 49,646.95 = 9,408.83 : x
  2. Step 2: Convert to fraction form
    33,099.91/49,646.95 = 9,408.83/x
  3. Step 3: Cross multiply
    33,099.91x = 49,646.95 × 9,408.83
  4. Step 4: Simplify right side
    33,099.91x = 467,119,440.81
  5. Step 5: Solve for x
    x = 467,119,440.81/33,099.91
  6. Step 6: Final answer
    x = 14,112.41

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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.