Home / 18,331.96-27,494.70-5,184.04

Finding the Fourth Proportional to 18,331.96, 27,494.70 and 5,184.04

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Solution

The fourth proportional to 18,331.96, 27,494.70 and 5,184.04 is: 7,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,331.96 : 27,494.70 = 5,184.04 : x
  2. Step 2: Convert to fraction form
    18,331.96/27,494.70 = 5,184.04/x
  3. Step 3: Cross multiply
    18,331.96x = 27,494.70 × 5,184.04
  4. Step 4: Simplify right side
    18,331.96x = 142,533,624.59
  5. Step 5: Solve for x
    x = 142,533,624.59/18,331.96
  6. Step 6: Final answer
    x = 7,775.14

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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.