Home / 18,421.04-27,627.68-5,942.24

Finding the Fourth Proportional to 18,421.04, 27,627.68 and 5,942.24

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Solution

The fourth proportional to 18,421.04, 27,627.68 and 5,942.24 is: 8,912.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,421.04 : 27,627.68 = 5,942.24 : x
  2. Step 2: Convert to fraction form
    18,421.04/27,627.68 = 5,942.24/x
  3. Step 3: Cross multiply
    18,421.04x = 27,627.68 × 5,942.24
  4. Step 4: Simplify right side
    18,421.04x = 164,170,305.20
  5. Step 5: Solve for x
    x = 164,170,305.20/18,421.04
  6. Step 6: Final answer
    x = 8,912.11

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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.