Home / 14,324.41-19,770.21-9,020.89

Finding the Fourth Proportional to 14,324.41, 19,770.21 and 9,020.89

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Solution

The fourth proportional to 14,324.41, 19,770.21 and 9,020.89 is: 12,450.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,324.41 : 19,770.21 = 9,020.89 : x
  2. Step 2: Convert to fraction form
    14,324.41/19,770.21 = 9,020.89/x
  3. Step 3: Cross multiply
    14,324.41x = 19,770.21 × 9,020.89
  4. Step 4: Simplify right side
    14,324.41x = 178,344,745.73
  5. Step 5: Solve for x
    x = 178,344,745.73/14,324.41
  6. Step 6: Final answer
    x = 12,450.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.