Home / 23,579.72-35,376.96-8,789.84

Finding the Fourth Proportional to 23,579.72, 35,376.96 and 8,789.84

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Solution

The fourth proportional to 23,579.72, 35,376.96 and 8,789.84 is: 13,187.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,579.72 : 35,376.96 = 8,789.84 : x
  2. Step 2: Convert to fraction form
    23,579.72/35,376.96 = 8,789.84/x
  3. Step 3: Cross multiply
    23,579.72x = 35,376.96 × 8,789.84
  4. Step 4: Simplify right side
    23,579.72x = 310,957,818.09
  5. Step 5: Solve for x
    x = 310,957,818.09/23,579.72
  6. Step 6: Final answer
    x = 13,187.51

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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.