Home / 22,078.07-30,467.88-12,006.62

Finding the Fourth Proportional to 22,078.07, 30,467.88 and 12,006.62

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Solution

The fourth proportional to 22,078.07, 30,467.88 and 12,006.62 is: 16,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078.07 : 30,467.88 = 12,006.62 : x
  2. Step 2: Convert to fraction form
    22,078.07/30,467.88 = 12,006.62/x
  3. Step 3: Cross multiply
    22,078.07x = 30,467.88 × 12,006.62
  4. Step 4: Simplify right side
    22,078.07x = 365,816,257.37
  5. Step 5: Solve for x
    x = 365,816,257.37/22,078.07
  6. Step 6: Final answer
    x = 16,569.21

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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.