Home / 12,625.19-17,454.26-9,475.91

Finding the Fourth Proportional to 12,625.19, 17,454.26 and 9,475.91

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Solution

The fourth proportional to 12,625.19, 17,454.26 and 9,475.91 is: 13,100.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.19 : 17,454.26 = 9,475.91 : x
  2. Step 2: Convert to fraction form
    12,625.19/17,454.26 = 9,475.91/x
  3. Step 3: Cross multiply
    12,625.19x = 17,454.26 × 9,475.91
  4. Step 4: Simplify right side
    12,625.19x = 165,394,949.50
  5. Step 5: Solve for x
    x = 165,394,949.50/12,625.19
  6. Step 6: Final answer
    x = 13,100.39

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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.