Home / 18,562.02-27,842.56-5,414.51

Finding the Fourth Proportional to 18,562.02, 27,842.56 and 5,414.51

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Solution

The fourth proportional to 18,562.02, 27,842.56 and 5,414.51 is: 8,121.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.02 : 27,842.56 = 5,414.51 : x
  2. Step 2: Convert to fraction form
    18,562.02/27,842.56 = 5,414.51/x
  3. Step 3: Cross multiply
    18,562.02x = 27,842.56 × 5,414.51
  4. Step 4: Simplify right side
    18,562.02x = 150,753,687.10
  5. Step 5: Solve for x
    x = 150,753,687.10/18,562.02
  6. Step 6: Final answer
    x = 8,121.62

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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.