Home / 18,255.71-27,330.19-16,504.76

Finding the Fourth Proportional to 18,255.71, 27,330.19 and 16,504.76

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Solution

The fourth proportional to 18,255.71, 27,330.19 and 16,504.76 is: 24,708.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.71 : 27,330.19 = 16,504.76 : x
  2. Step 2: Convert to fraction form
    18,255.71/27,330.19 = 16,504.76/x
  3. Step 3: Cross multiply
    18,255.71x = 27,330.19 × 16,504.76
  4. Step 4: Simplify right side
    18,255.71x = 451,078,253.77
  5. Step 5: Solve for x
    x = 451,078,253.77/18,255.71
  6. Step 6: Final answer
    x = 24,708.88

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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.