Home / 18,546.17-27,837.47-13,601.72

Finding the Fourth Proportional to 18,546.17, 27,837.47 and 13,601.72

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Solution

The fourth proportional to 18,546.17, 27,837.47 and 13,601.72 is: 20,415.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.17 : 27,837.47 = 13,601.72 : x
  2. Step 2: Convert to fraction form
    18,546.17/27,837.47 = 13,601.72/x
  3. Step 3: Cross multiply
    18,546.17x = 27,837.47 × 13,601.72
  4. Step 4: Simplify right side
    18,546.17x = 378,637,576.05
  5. Step 5: Solve for x
    x = 378,637,576.05/18,546.17
  6. Step 6: Final answer
    x = 20,415.95

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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.