Home / 27,315.74-40,983.78-11,524.88

Finding the Fourth Proportional to 27,315.74, 40,983.78 and 11,524.88

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Solution

The fourth proportional to 27,315.74, 40,983.78 and 11,524.88 is: 17,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,315.74 : 40,983.78 = 11,524.88 : x
  2. Step 2: Convert to fraction form
    27,315.74/40,983.78 = 11,524.88/x
  3. Step 3: Cross multiply
    27,315.74x = 40,983.78 × 11,524.88
  4. Step 4: Simplify right side
    27,315.74x = 472,333,146.45
  5. Step 5: Solve for x
    x = 472,333,146.45/27,315.74
  6. Step 6: Final answer
    x = 17,291.61

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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.