Home / 18,237.09-27,306.30-9,453.56

Finding the Fourth Proportional to 18,237.09, 27,306.30 and 9,453.56

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Solution

The fourth proportional to 18,237.09, 27,306.30 and 9,453.56 is: 14,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.09 : 27,306.30 = 9,453.56 : x
  2. Step 2: Convert to fraction form
    18,237.09/27,306.30 = 9,453.56/x
  3. Step 3: Cross multiply
    18,237.09x = 27,306.30 × 9,453.56
  4. Step 4: Simplify right side
    18,237.09x = 258,141,608.90
  5. Step 5: Solve for x
    x = 258,141,608.90/18,237.09
  6. Step 6: Final answer
    x = 14,154.76

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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.