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Finding the Fourth Proportional to 29,992.82, 44,977.59 and 9,998.42

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Solution

The fourth proportional to 29,992.82, 44,977.59 and 9,998.42 is: 14,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,992.82 : 44,977.59 = 9,998.42 : x
  2. Step 2: Convert to fraction form
    29,992.82/44,977.59 = 9,998.42/x
  3. Step 3: Cross multiply
    29,992.82x = 44,977.59 × 9,998.42
  4. Step 4: Simplify right side
    29,992.82x = 449,704,610.52
  5. Step 5: Solve for x
    x = 449,704,610.52/29,992.82
  6. Step 6: Final answer
    x = 14,993.74

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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.