Home / 18,044.40-27,064.56-8,554.44

Finding the Fourth Proportional to 18,044.40, 27,064.56 and 8,554.44

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Solution

The fourth proportional to 18,044.40, 27,064.56 and 8,554.44 is: 12,830.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,044.40 : 27,064.56 = 8,554.44 : x
  2. Step 2: Convert to fraction form
    18,044.40/27,064.56 = 8,554.44/x
  3. Step 3: Cross multiply
    18,044.40x = 27,064.56 × 8,554.44
  4. Step 4: Simplify right side
    18,044.40x = 231,522,154.65
  5. Step 5: Solve for x
    x = 231,522,154.65/18,044.40
  6. Step 6: Final answer
    x = 12,830.69

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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.