Home / 14,243.83-21,365.87-9,344.54

Finding the Fourth Proportional to 14,243.83, 21,365.87 and 9,344.54

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Solution

The fourth proportional to 14,243.83, 21,365.87 and 9,344.54 is: 14,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.83 : 21,365.87 = 9,344.54 : x
  2. Step 2: Convert to fraction form
    14,243.83/21,365.87 = 9,344.54/x
  3. Step 3: Cross multiply
    14,243.83x = 21,365.87 × 9,344.54
  4. Step 4: Simplify right side
    14,243.83x = 199,654,226.85
  5. Step 5: Solve for x
    x = 199,654,226.85/14,243.83
  6. Step 6: Final answer
    x = 14,016.89

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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.