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Finding the Fourth Proportional to 18,496.46, 27,746.04 and 5,348.90

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Solution

The fourth proportional to 18,496.46, 27,746.04 and 5,348.90 is: 8,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496.46 : 27,746.04 = 5,348.90 : x
  2. Step 2: Convert to fraction form
    18,496.46/27,746.04 = 5,348.90/x
  3. Step 3: Cross multiply
    18,496.46x = 27,746.04 × 5,348.90
  4. Step 4: Simplify right side
    18,496.46x = 148,410,793.36
  5. Step 5: Solve for x
    x = 148,410,793.36/18,496.46
  6. Step 6: Final answer
    x = 8,023.74

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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.