Home / 18,273.72-27,411.56-5,792.83

Finding the Fourth Proportional to 18,273.72, 27,411.56 and 5,792.83

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Solution

The fourth proportional to 18,273.72, 27,411.56 and 5,792.83 is: 8,689.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.72 : 27,411.56 = 5,792.83 : x
  2. Step 2: Convert to fraction form
    18,273.72/27,411.56 = 5,792.83/x
  3. Step 3: Cross multiply
    18,273.72x = 27,411.56 × 5,792.83
  4. Step 4: Simplify right side
    18,273.72x = 158,790,618.12
  5. Step 5: Solve for x
    x = 158,790,618.12/18,273.72
  6. Step 6: Final answer
    x = 8,689.56

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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.