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Finding the Fourth Proportional to 32,992.89, 49,493.79 and 9,619.13

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Solution

The fourth proportional to 32,992.89, 49,493.79 and 9,619.13 is: 14,429.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,992.89 : 49,493.79 = 9,619.13 : x
  2. Step 2: Convert to fraction form
    32,992.89/49,493.79 = 9,619.13/x
  3. Step 3: Cross multiply
    32,992.89x = 49,493.79 × 9,619.13
  4. Step 4: Simplify right side
    32,992.89x = 476,086,952.73
  5. Step 5: Solve for x
    x = 476,086,952.73/32,992.89
  6. Step 6: Final answer
    x = 14,429.99

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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.