Home / 22,035.57-30,408.92-11,963.81

Finding the Fourth Proportional to 22,035.57, 30,408.92 and 11,963.81

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Solution

The fourth proportional to 22,035.57, 30,408.92 and 11,963.81 is: 16,509.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,035.57 : 30,408.92 = 11,963.81 : x
  2. Step 2: Convert to fraction form
    22,035.57/30,408.92 = 11,963.81/x
  3. Step 3: Cross multiply
    22,035.57x = 30,408.92 × 11,963.81
  4. Step 4: Simplify right side
    22,035.57x = 363,806,481.37
  5. Step 5: Solve for x
    x = 363,806,481.37/22,035.57
  6. Step 6: Final answer
    x = 16,509.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.