Home / 14,529.19-21,786.62-5,167.82

Finding the Fourth Proportional to 14,529.19, 21,786.62 and 5,167.82

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Solution

The fourth proportional to 14,529.19, 21,786.62 and 5,167.82 is: 7,749.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.19 : 21,786.62 = 5,167.82 : x
  2. Step 2: Convert to fraction form
    14,529.19/21,786.62 = 5,167.82/x
  3. Step 3: Cross multiply
    14,529.19x = 21,786.62 × 5,167.82
  4. Step 4: Simplify right side
    14,529.19x = 112,589,330.57
  5. Step 5: Solve for x
    x = 112,589,330.57/14,529.19
  6. Step 6: Final answer
    x = 7,749.18

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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.