Home / 14,949.18-20,629.44-8,576.84

Finding the Fourth Proportional to 14,949.18, 20,629.44 and 8,576.84

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Solution

The fourth proportional to 14,949.18, 20,629.44 and 8,576.84 is: 11,835.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,949.18 : 20,629.44 = 8,576.84 : x
  2. Step 2: Convert to fraction form
    14,949.18/20,629.44 = 8,576.84/x
  3. Step 3: Cross multiply
    14,949.18x = 20,629.44 × 8,576.84
  4. Step 4: Simplify right side
    14,949.18x = 176,935,406.17
  5. Step 5: Solve for x
    x = 176,935,406.17/14,949.18
  6. Step 6: Final answer
    x = 11,835.79

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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.