Home / 19,578.62-27,018.44-10,626.04

Finding the Fourth Proportional to 19,578.62, 27,018.44 and 10,626.04

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Solution

The fourth proportional to 19,578.62, 27,018.44 and 10,626.04 is: 14,663.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578.62 : 27,018.44 = 10,626.04 : x
  2. Step 2: Convert to fraction form
    19,578.62/27,018.44 = 10,626.04/x
  3. Step 3: Cross multiply
    19,578.62x = 27,018.44 × 10,626.04
  4. Step 4: Simplify right side
    19,578.62x = 287,099,024.18
  5. Step 5: Solve for x
    x = 287,099,024.18/19,578.62
  6. Step 6: Final answer
    x = 14,663.91

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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.