Home / 18,563.17-27,807.67-11,163.58

Finding the Fourth Proportional to 18,563.17, 27,807.67 and 11,163.58

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Solution

The fourth proportional to 18,563.17, 27,807.67 and 11,163.58 is: 16,723.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563.17 : 27,807.67 = 11,163.58 : x
  2. Step 2: Convert to fraction form
    18,563.17/27,807.67 = 11,163.58/x
  3. Step 3: Cross multiply
    18,563.17x = 27,807.67 × 11,163.58
  4. Step 4: Simplify right side
    18,563.17x = 310,433,148.66
  5. Step 5: Solve for x
    x = 310,433,148.66/18,563.17
  6. Step 6: Final answer
    x = 16,723.07

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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.