Home / 27,021.24-37,306.42-18,537.56

Finding the Fourth Proportional to 27,021.24, 37,306.42 and 18,537.56

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Solution

The fourth proportional to 27,021.24, 37,306.42 and 18,537.56 is: 25,593.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021.24 : 37,306.42 = 18,537.56 : x
  2. Step 2: Convert to fraction form
    27,021.24/37,306.42 = 18,537.56/x
  3. Step 3: Cross multiply
    27,021.24x = 37,306.42 × 18,537.56
  4. Step 4: Simplify right side
    27,021.24x = 691,569,999.14
  5. Step 5: Solve for x
    x = 691,569,999.14/27,021.24
  6. Step 6: Final answer
    x = 25,593.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.