Home / 18,047.85-27,063.57-5,565.54

Finding the Fourth Proportional to 18,047.85, 27,063.57 and 5,565.54

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Solution

The fourth proportional to 18,047.85, 27,063.57 and 5,565.54 is: 8,345.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.85 : 27,063.57 = 5,565.54 : x
  2. Step 2: Convert to fraction form
    18,047.85/27,063.57 = 5,565.54/x
  3. Step 3: Cross multiply
    18,047.85x = 27,063.57 × 5,565.54
  4. Step 4: Simplify right side
    18,047.85x = 150,623,381.38
  5. Step 5: Solve for x
    x = 150,623,381.38/18,047.85
  6. Step 6: Final answer
    x = 8,345.78

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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.