Home / 18,399.12-27,583.56-6,704.88

Finding the Fourth Proportional to 18,399.12, 27,583.56 and 6,704.88

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Solution

The fourth proportional to 18,399.12, 27,583.56 and 6,704.88 is: 10,051.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,399.12 : 27,583.56 = 6,704.88 : x
  2. Step 2: Convert to fraction form
    18,399.12/27,583.56 = 6,704.88/x
  3. Step 3: Cross multiply
    18,399.12x = 27,583.56 × 6,704.88
  4. Step 4: Simplify right side
    18,399.12x = 184,944,459.77
  5. Step 5: Solve for x
    x = 184,944,459.77/18,399.12
  6. Step 6: Final answer
    x = 10,051.81

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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.