Home / 22,187.08-33,270.90-8,326.36

Finding the Fourth Proportional to 22,187.08, 33,270.90 and 8,326.36

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Solution

The fourth proportional to 22,187.08, 33,270.90 and 8,326.36 is: 12,485.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,187.08 : 33,270.90 = 8,326.36 : x
  2. Step 2: Convert to fraction form
    22,187.08/33,270.90 = 8,326.36/x
  3. Step 3: Cross multiply
    22,187.08x = 33,270.90 × 8,326.36
  4. Step 4: Simplify right side
    22,187.08x = 277,025,490.92
  5. Step 5: Solve for x
    x = 277,025,490.92/22,187.08
  6. Step 6: Final answer
    x = 12,485.89

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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.