Home / 14,243.82-21,365.88-9,344.54

Finding the Fourth Proportional to 14,243.82, 21,365.88 and 9,344.54

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Solution

The fourth proportional to 14,243.82, 21,365.88 and 9,344.54 is: 14,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.82 : 21,365.88 = 9,344.54 : x
  2. Step 2: Convert to fraction form
    14,243.82/21,365.88 = 9,344.54/x
  3. Step 3: Cross multiply
    14,243.82x = 21,365.88 × 9,344.54
  4. Step 4: Simplify right side
    14,243.82x = 199,654,320.30
  5. Step 5: Solve for x
    x = 199,654,320.30/14,243.82
  6. Step 6: Final answer
    x = 14,016.91

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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.