Home / 19,607.87-29,424.67-11,704.50

Finding the Fourth Proportional to 19,607.87, 29,424.67 and 11,704.50

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Solution

The fourth proportional to 19,607.87, 29,424.67 and 11,704.50 is: 17,564.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.87 : 29,424.67 = 11,704.50 : x
  2. Step 2: Convert to fraction form
    19,607.87/29,424.67 = 11,704.50/x
  3. Step 3: Cross multiply
    19,607.87x = 29,424.67 × 11,704.50
  4. Step 4: Simplify right side
    19,607.87x = 344,401,020.75
  5. Step 5: Solve for x
    x = 344,401,020.75/19,607.87
  6. Step 6: Final answer
    x = 17,564.43

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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.