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Finding the Fourth Proportional to 18,049, 27,063.60 and 5,565.56

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Solution

The fourth proportional to 18,049, 27,063.60 and 5,565.56 is: 8,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,049 : 27,063.60 = 5,565.56 : x
  2. Step 2: Convert to fraction form
    18,049/27,063.60 = 5,565.56/x
  3. Step 3: Cross multiply
    18,049x = 27,063.60 × 5,565.56
  4. Step 4: Simplify right side
    18,049x = 150,624,089.62
  5. Step 5: Solve for x
    x = 150,624,089.62/18,049
  6. Step 6: Final answer
    x = 8,345.29

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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.