Home / 18,023.10-27,034.08-5,542.62

Finding the Fourth Proportional to 18,023.10, 27,034.08 and 5,542.62

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Solution

The fourth proportional to 18,023.10, 27,034.08 and 5,542.62 is: 8,313.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.10 : 27,034.08 = 5,542.62 : x
  2. Step 2: Convert to fraction form
    18,023.10/27,034.08 = 5,542.62/x
  3. Step 3: Cross multiply
    18,023.10x = 27,034.08 × 5,542.62
  4. Step 4: Simplify right side
    18,023.10x = 149,839,632.49
  5. Step 5: Solve for x
    x = 149,839,632.49/18,023.10
  6. Step 6: Final answer
    x = 8,313.75

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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.