Home / 23,217.62-32,066.43-15,695

Finding the Fourth Proportional to 23,217.62, 32,066.43 and 15,695

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Solution

The fourth proportional to 23,217.62, 32,066.43 and 15,695 is: 21,676.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,217.62 : 32,066.43 = 15,695 : x
  2. Step 2: Convert to fraction form
    23,217.62/32,066.43 = 15,695/x
  3. Step 3: Cross multiply
    23,217.62x = 32,066.43 × 15,695
  4. Step 4: Simplify right side
    23,217.62x = 503,282,618.85
  5. Step 5: Solve for x
    x = 503,282,618.85/23,217.62
  6. Step 6: Final answer
    x = 21,676.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.