Home / 18,354.88-27,532.31-5,207.37

Finding the Fourth Proportional to 18,354.88, 27,532.31 and 5,207.37

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Solution

The fourth proportional to 18,354.88, 27,532.31 and 5,207.37 is: 7,811.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354.88 : 27,532.31 = 5,207.37 : x
  2. Step 2: Convert to fraction form
    18,354.88/27,532.31 = 5,207.37/x
  3. Step 3: Cross multiply
    18,354.88x = 27,532.31 × 5,207.37
  4. Step 4: Simplify right side
    18,354.88x = 143,370,761.43
  5. Step 5: Solve for x
    x = 143,370,761.43/18,354.88
  6. Step 6: Final answer
    x = 7,811.04

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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.