Home / 14,047.72-21,064.78-4,183.52

Finding the Fourth Proportional to 14,047.72, 21,064.78 and 4,183.52

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Solution

The fourth proportional to 14,047.72, 21,064.78 and 4,183.52 is: 6,273.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.72 : 21,064.78 = 4,183.52 : x
  2. Step 2: Convert to fraction form
    14,047.72/21,064.78 = 4,183.52/x
  3. Step 3: Cross multiply
    14,047.72x = 21,064.78 × 4,183.52
  4. Step 4: Simplify right side
    14,047.72x = 88,124,928.43
  5. Step 5: Solve for x
    x = 88,124,928.43/14,047.72
  6. Step 6: Final answer
    x = 6,273.25

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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.