Home / 12,011.96-16,582.03-9,028.75

Finding the Fourth Proportional to 12,011.96, 16,582.03 and 9,028.75

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Solution

The fourth proportional to 12,011.96, 16,582.03 and 9,028.75 is: 12,463.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011.96 : 16,582.03 = 9,028.75 : x
  2. Step 2: Convert to fraction form
    12,011.96/16,582.03 = 9,028.75/x
  3. Step 3: Cross multiply
    12,011.96x = 16,582.03 × 9,028.75
  4. Step 4: Simplify right side
    12,011.96x = 149,715,003.36
  5. Step 5: Solve for x
    x = 149,715,003.36/12,011.96
  6. Step 6: Final answer
    x = 12,463.83

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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.