Home / 18,337.44-27,522.36-12,079.92

Finding the Fourth Proportional to 18,337.44, 27,522.36 and 12,079.92

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Solution

The fourth proportional to 18,337.44, 27,522.36 and 12,079.92 is: 18,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337.44 : 27,522.36 = 12,079.92 : x
  2. Step 2: Convert to fraction form
    18,337.44/27,522.36 = 12,079.92/x
  3. Step 3: Cross multiply
    18,337.44x = 27,522.36 × 12,079.92
  4. Step 4: Simplify right side
    18,337.44x = 332,467,907.01
  5. Step 5: Solve for x
    x = 332,467,907.01/18,337.44
  6. Step 6: Final answer
    x = 18,130.55

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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.