Home / 17,231.88-25,848.48-5,543.64

Finding the Fourth Proportional to 17,231.88, 25,848.48 and 5,543.64

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Solution

The fourth proportional to 17,231.88, 25,848.48 and 5,543.64 is: 8,315.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,231.88 : 25,848.48 = 5,543.64 : x
  2. Step 2: Convert to fraction form
    17,231.88/25,848.48 = 5,543.64/x
  3. Step 3: Cross multiply
    17,231.88x = 25,848.48 × 5,543.64
  4. Step 4: Simplify right side
    17,231.88x = 143,294,667.67
  5. Step 5: Solve for x
    x = 143,294,667.67/17,231.88
  6. Step 6: Final answer
    x = 8,315.67

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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.