Home / 18,098.58-27,132.75-12,562.73

Finding the Fourth Proportional to 18,098.58, 27,132.75 and 12,562.73

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Solution

The fourth proportional to 18,098.58, 27,132.75 and 12,562.73 is: 18,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,098.58 : 27,132.75 = 12,562.73 : x
  2. Step 2: Convert to fraction form
    18,098.58/27,132.75 = 12,562.73/x
  3. Step 3: Cross multiply
    18,098.58x = 27,132.75 × 12,562.73
  4. Step 4: Simplify right side
    18,098.58x = 340,861,412.41
  5. Step 5: Solve for x
    x = 340,861,412.41/18,098.58
  6. Step 6: Final answer
    x = 18,833.60

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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.