Home / 12,822.06-19,226.28-6,579.54

Finding the Fourth Proportional to 12,822.06, 19,226.28 and 6,579.54

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Solution

The fourth proportional to 12,822.06, 19,226.28 and 6,579.54 is: 9,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822.06 : 19,226.28 = 6,579.54 : x
  2. Step 2: Convert to fraction form
    12,822.06/19,226.28 = 6,579.54/x
  3. Step 3: Cross multiply
    12,822.06x = 19,226.28 × 6,579.54
  4. Step 4: Simplify right side
    12,822.06x = 126,500,078.31
  5. Step 5: Solve for x
    x = 126,500,078.31/12,822.06
  6. Step 6: Final answer
    x = 9,865.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.