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Finding the Fourth Proportional to 19,552.54, 29,306.78 and 9,698.88

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Solution

The fourth proportional to 19,552.54, 29,306.78 and 9,698.88 is: 14,537.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.54 : 29,306.78 = 9,698.88 : x
  2. Step 2: Convert to fraction form
    19,552.54/29,306.78 = 9,698.88/x
  3. Step 3: Cross multiply
    19,552.54x = 29,306.78 × 9,698.88
  4. Step 4: Simplify right side
    19,552.54x = 284,242,942.41
  5. Step 5: Solve for x
    x = 284,242,942.41/19,552.54
  6. Step 6: Final answer
    x = 14,537.39

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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.