Home / 12,014.40-16,579.14-6,709.54

Finding the Fourth Proportional to 12,014.40, 16,579.14 and 6,709.54

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Solution

The fourth proportional to 12,014.40, 16,579.14 and 6,709.54 is: 9,258.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014.40 : 16,579.14 = 6,709.54 : x
  2. Step 2: Convert to fraction form
    12,014.40/16,579.14 = 6,709.54/x
  3. Step 3: Cross multiply
    12,014.40x = 16,579.14 × 6,709.54
  4. Step 4: Simplify right side
    12,014.40x = 111,238,403.00
  5. Step 5: Solve for x
    x = 111,238,403.00/12,014.40
  6. Step 6: Final answer
    x = 9,258.76

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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.