Home / 18,301.55-27,454.19-4,974.75

Finding the Fourth Proportional to 18,301.55, 27,454.19 and 4,974.75

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Solution

The fourth proportional to 18,301.55, 27,454.19 and 4,974.75 is: 7,462.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.55 : 27,454.19 = 4,974.75 : x
  2. Step 2: Convert to fraction form
    18,301.55/27,454.19 = 4,974.75/x
  3. Step 3: Cross multiply
    18,301.55x = 27,454.19 × 4,974.75
  4. Step 4: Simplify right side
    18,301.55x = 136,577,706.83
  5. Step 5: Solve for x
    x = 136,577,706.83/18,301.55
  6. Step 6: Final answer
    x = 7,462.63

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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.