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Finding the Fourth Proportional to 18,148.52, 27,192.06 and 8,793.08

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Solution

The fourth proportional to 18,148.52, 27,192.06 and 8,793.08 is: 13,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.52 : 27,192.06 = 8,793.08 : x
  2. Step 2: Convert to fraction form
    18,148.52/27,192.06 = 8,793.08/x
  3. Step 3: Cross multiply
    18,148.52x = 27,192.06 × 8,793.08
  4. Step 4: Simplify right side
    18,148.52x = 239,101,958.94
  5. Step 5: Solve for x
    x = 239,101,958.94/18,148.52
  6. Step 6: Final answer
    x = 13,174.74

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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.