Home / 22,321.98-33,488.44-12,467.72

Finding the Fourth Proportional to 22,321.98, 33,488.44 and 12,467.72

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Solution

The fourth proportional to 22,321.98, 33,488.44 and 12,467.72 is: 18,704.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,321.98 : 33,488.44 = 12,467.72 : x
  2. Step 2: Convert to fraction form
    22,321.98/33,488.44 = 12,467.72/x
  3. Step 3: Cross multiply
    22,321.98x = 33,488.44 × 12,467.72
  4. Step 4: Simplify right side
    22,321.98x = 417,524,545.71
  5. Step 5: Solve for x
    x = 417,524,545.71/22,321.98
  6. Step 6: Final answer
    x = 18,704.64

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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.