Home / 18,014.55-27,022.36-4,867.04

Finding the Fourth Proportional to 18,014.55, 27,022.36 and 4,867.04

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Solution

The fourth proportional to 18,014.55, 27,022.36 and 4,867.04 is: 7,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,014.55 : 27,022.36 = 4,867.04 : x
  2. Step 2: Convert to fraction form
    18,014.55/27,022.36 = 4,867.04/x
  3. Step 3: Cross multiply
    18,014.55x = 27,022.36 × 4,867.04
  4. Step 4: Simplify right side
    18,014.55x = 131,518,819.53
  5. Step 5: Solve for x
    x = 131,518,819.53/18,014.55
  6. Step 6: Final answer
    x = 7,300.70

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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.