Home / 18,150.08-27,206.88-11,583.68

Finding the Fourth Proportional to 18,150.08, 27,206.88 and 11,583.68

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Solution

The fourth proportional to 18,150.08, 27,206.88 and 11,583.68 is: 17,363.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.08 : 27,206.88 = 11,583.68 : x
  2. Step 2: Convert to fraction form
    18,150.08/27,206.88 = 11,583.68/x
  3. Step 3: Cross multiply
    18,150.08x = 27,206.88 × 11,583.68
  4. Step 4: Simplify right side
    18,150.08x = 315,155,791.72
  5. Step 5: Solve for x
    x = 315,155,791.72/18,150.08
  6. Step 6: Final answer
    x = 17,363.88

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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.