Home / 12,374.11-17,074.41-7,067.80

Finding the Fourth Proportional to 12,374.11, 17,074.41 and 7,067.80

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Solution

The fourth proportional to 12,374.11, 17,074.41 and 7,067.80 is: 9,752.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.11 : 17,074.41 = 7,067.80 : x
  2. Step 2: Convert to fraction form
    12,374.11/17,074.41 = 7,067.80/x
  3. Step 3: Cross multiply
    12,374.11x = 17,074.41 × 7,067.80
  4. Step 4: Simplify right side
    12,374.11x = 120,678,515.00
  5. Step 5: Solve for x
    x = 120,678,515.00/12,374.11
  6. Step 6: Final answer
    x = 9,752.50

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1.5x scale

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.