Home / 18,146.62-27,196.03-16,962.81

Finding the Fourth Proportional to 18,146.62, 27,196.03 and 16,962.81

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Solution

The fourth proportional to 18,146.62, 27,196.03 and 16,962.81 is: 25,421.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.62 : 27,196.03 = 16,962.81 : x
  2. Step 2: Convert to fraction form
    18,146.62/27,196.03 = 16,962.81/x
  3. Step 3: Cross multiply
    18,146.62x = 27,196.03 × 16,962.81
  4. Step 4: Simplify right side
    18,146.62x = 461,321,089.64
  5. Step 5: Solve for x
    x = 461,321,089.64/18,146.62
  6. Step 6: Final answer
    x = 25,421.87

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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.