Home / 18,546.66-27,754.38-17,628.12

Finding the Fourth Proportional to 18,546.66, 27,754.38 and 17,628.12

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Solution

The fourth proportional to 18,546.66, 27,754.38 and 17,628.12 is: 26,379.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.66 : 27,754.38 = 17,628.12 : x
  2. Step 2: Convert to fraction form
    18,546.66/27,754.38 = 17,628.12/x
  3. Step 3: Cross multiply
    18,546.66x = 27,754.38 × 17,628.12
  4. Step 4: Simplify right side
    18,546.66x = 489,257,541.17
  5. Step 5: Solve for x
    x = 489,257,541.17/18,546.66
  6. Step 6: Final answer
    x = 26,379.82

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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.