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Finding the Fourth Proportional to 24,786.60, 37,179.84 and 11,638.92

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Solution

The fourth proportional to 24,786.60, 37,179.84 and 11,638.92 is: 17,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,786.60 : 37,179.84 = 11,638.92 : x
  2. Step 2: Convert to fraction form
    24,786.60/37,179.84 = 11,638.92/x
  3. Step 3: Cross multiply
    24,786.60x = 37,179.84 × 11,638.92
  4. Step 4: Simplify right side
    24,786.60x = 432,733,183.37
  5. Step 5: Solve for x
    x = 432,733,183.37/24,786.60
  6. Step 6: Final answer
    x = 17,458.35

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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.