Home / 17,424.61-26,137.89-5,579.43

Finding the Fourth Proportional to 17,424.61, 26,137.89 and 5,579.43

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Solution

The fourth proportional to 17,424.61, 26,137.89 and 5,579.43 is: 8,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,424.61 : 26,137.89 = 5,579.43 : x
  2. Step 2: Convert to fraction form
    17,424.61/26,137.89 = 5,579.43/x
  3. Step 3: Cross multiply
    17,424.61x = 26,137.89 × 5,579.43
  4. Step 4: Simplify right side
    17,424.61x = 145,834,396.91
  5. Step 5: Solve for x
    x = 145,834,396.91/17,424.61
  6. Step 6: Final answer
    x = 8,369.45

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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.