Home / 27,315.72-40,983.54-11,524.68

Finding the Fourth Proportional to 27,315.72, 40,983.54 and 11,524.68

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Solution

The fourth proportional to 27,315.72, 40,983.54 and 11,524.68 is: 17,291.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,315.72 : 40,983.54 = 11,524.68 : x
  2. Step 2: Convert to fraction form
    27,315.72/40,983.54 = 11,524.68/x
  3. Step 3: Cross multiply
    27,315.72x = 40,983.54 × 11,524.68
  4. Step 4: Simplify right side
    27,315.72x = 472,322,183.77
  5. Step 5: Solve for x
    x = 472,322,183.77/27,315.72
  6. Step 6: Final answer
    x = 17,291.22

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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.