Home / 29,050.12-43,493.08-18,494

Finding the Fourth Proportional to 29,050.12, 43,493.08 and 18,494

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Solution

The fourth proportional to 29,050.12, 43,493.08 and 18,494 is: 27,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,050.12 : 43,493.08 = 18,494 : x
  2. Step 2: Convert to fraction form
    29,050.12/43,493.08 = 18,494/x
  3. Step 3: Cross multiply
    29,050.12x = 43,493.08 × 18,494
  4. Step 4: Simplify right side
    29,050.12x = 804,361,021.52
  5. Step 5: Solve for x
    x = 804,361,021.52/29,050.12
  6. Step 6: Final answer
    x = 27,688.73

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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.