Home / 14,443.97-21,667.78-4,958.13

Finding the Fourth Proportional to 14,443.97, 21,667.78 and 4,958.13

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Solution

The fourth proportional to 14,443.97, 21,667.78 and 4,958.13 is: 7,437.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443.97 : 21,667.78 = 4,958.13 : x
  2. Step 2: Convert to fraction form
    14,443.97/21,667.78 = 4,958.13/x
  3. Step 3: Cross multiply
    14,443.97x = 21,667.78 × 4,958.13
  4. Step 4: Simplify right side
    14,443.97x = 107,431,749.93
  5. Step 5: Solve for x
    x = 107,431,749.93/14,443.97
  6. Step 6: Final answer
    x = 7,437.83

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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.