Home / 18,253.23-27,383.22-5,776.40

Finding the Fourth Proportional to 18,253.23, 27,383.22 and 5,776.40

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Solution

The fourth proportional to 18,253.23, 27,383.22 and 5,776.40 is: 8,665.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253.23 : 27,383.22 = 5,776.40 : x
  2. Step 2: Convert to fraction form
    18,253.23/27,383.22 = 5,776.40/x
  3. Step 3: Cross multiply
    18,253.23x = 27,383.22 × 5,776.40
  4. Step 4: Simplify right side
    18,253.23x = 158,176,295.09
  5. Step 5: Solve for x
    x = 158,176,295.09/18,253.23
  6. Step 6: Final answer
    x = 8,665.66

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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.