Home / 15,929.64-23,912.94-8,548.56

Finding the Fourth Proportional to 15,929.64, 23,912.94 and 8,548.56

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Solution

The fourth proportional to 15,929.64, 23,912.94 and 8,548.56 is: 12,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.64 : 23,912.94 = 8,548.56 : x
  2. Step 2: Convert to fraction form
    15,929.64/23,912.94 = 8,548.56/x
  3. Step 3: Cross multiply
    15,929.64x = 23,912.94 × 8,548.56
  4. Step 4: Simplify right side
    15,929.64x = 204,421,202.37
  5. Step 5: Solve for x
    x = 204,421,202.37/15,929.64
  6. Step 6: Final answer
    x = 12,832.76

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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.