Home / 22,429.64-33,674.30-19,163.72

Finding the Fourth Proportional to 22,429.64, 33,674.30 and 19,163.72

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Solution

The fourth proportional to 22,429.64, 33,674.30 and 19,163.72 is: 28,771.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429.64 : 33,674.30 = 19,163.72 : x
  2. Step 2: Convert to fraction form
    22,429.64/33,674.30 = 19,163.72/x
  3. Step 3: Cross multiply
    22,429.64x = 33,674.30 × 19,163.72
  4. Step 4: Simplify right side
    22,429.64x = 645,324,856.40
  5. Step 5: Solve for x
    x = 645,324,856.40/22,429.64
  6. Step 6: Final answer
    x = 28,771.08

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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.