Home / 17,370.72-23,950.08-11,772

Finding the Fourth Proportional to 17,370.72, 23,950.08 and 11,772

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Solution

The fourth proportional to 17,370.72, 23,950.08 and 11,772 is: 16,230.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,370.72 : 23,950.08 = 11,772 : x
  2. Step 2: Convert to fraction form
    17,370.72/23,950.08 = 11,772/x
  3. Step 3: Cross multiply
    17,370.72x = 23,950.08 × 11,772
  4. Step 4: Simplify right side
    17,370.72x = 281,940,341.76
  5. Step 5: Solve for x
    x = 281,940,341.76/17,370.72
  6. Step 6: Final answer
    x = 16,230.78

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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.