Home / 12,342.48-17,033.16-7,626

Finding the Fourth Proportional to 12,342.48, 17,033.16 and 7,626

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Solution

The fourth proportional to 12,342.48, 17,033.16 and 7,626 is: 10,524.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342.48 : 17,033.16 = 7,626 : x
  2. Step 2: Convert to fraction form
    12,342.48/17,033.16 = 7,626/x
  3. Step 3: Cross multiply
    12,342.48x = 17,033.16 × 7,626
  4. Step 4: Simplify right side
    12,342.48x = 129,894,878.16
  5. Step 5: Solve for x
    x = 129,894,878.16/12,342.48
  6. Step 6: Final answer
    x = 10,524.21

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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.