Home / 17,238.21-25,857.51-5,551.53

Finding the Fourth Proportional to 17,238.21, 25,857.51 and 5,551.53

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Solution

The fourth proportional to 17,238.21, 25,857.51 and 5,551.53 is: 8,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238.21 : 25,857.51 = 5,551.53 : x
  2. Step 2: Convert to fraction form
    17,238.21/25,857.51 = 5,551.53/x
  3. Step 3: Cross multiply
    17,238.21x = 25,857.51 × 5,551.53
  4. Step 4: Simplify right side
    17,238.21x = 143,548,742.49
  5. Step 5: Solve for x
    x = 143,548,742.49/17,238.21
  6. Step 6: Final answer
    x = 8,327.36

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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.