Home / 11,968.32-17,953.72-4,579.00

Finding the Fourth Proportional to 11,968.32, 17,953.72 and 4,579.00

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Solution

The fourth proportional to 11,968.32, 17,953.72 and 4,579.00 is: 6,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.32 : 17,953.72 = 4,579.00 : x
  2. Step 2: Convert to fraction form
    11,968.32/17,953.72 = 4,579.00/x
  3. Step 3: Cross multiply
    11,968.32x = 17,953.72 × 4,579.00
  4. Step 4: Simplify right side
    11,968.32x = 82,210,027.55
  5. Step 5: Solve for x
    x = 82,210,027.55/11,968.32
  6. Step 6: Final answer
    x = 6,868.97

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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.