Home / 18,644.40-27,966.54-5,496.74

Finding the Fourth Proportional to 18,644.40, 27,966.54 and 5,496.74

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Solution

The fourth proportional to 18,644.40, 27,966.54 and 5,496.74 is: 8,245.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,644.40 : 27,966.54 = 5,496.74 : x
  2. Step 2: Convert to fraction form
    18,644.40/27,966.54 = 5,496.74/x
  3. Step 3: Cross multiply
    18,644.40x = 27,966.54 × 5,496.74
  4. Step 4: Simplify right side
    18,644.40x = 153,724,799.08
  5. Step 5: Solve for x
    x = 153,724,799.08/18,644.40
  6. Step 6: Final answer
    x = 8,245.09

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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.