Home / 19,765.04-29,630.92-9,229.54

Finding the Fourth Proportional to 19,765.04, 29,630.92 and 9,229.54

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Solution

The fourth proportional to 19,765.04, 29,630.92 and 9,229.54 is: 13,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,765.04 : 29,630.92 = 9,229.54 : x
  2. Step 2: Convert to fraction form
    19,765.04/29,630.92 = 9,229.54/x
  3. Step 3: Cross multiply
    19,765.04x = 29,630.92 × 9,229.54
  4. Step 4: Simplify right side
    19,765.04x = 273,479,761.38
  5. Step 5: Solve for x
    x = 273,479,761.38/19,765.04
  6. Step 6: Final answer
    x = 13,836.54

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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.