Home / 32,991.34-49,513.60-18,768.54

Finding the Fourth Proportional to 32,991.34, 49,513.60 and 18,768.54

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Solution

The fourth proportional to 32,991.34, 49,513.60 and 18,768.54 is: 28,167.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.34 : 49,513.60 = 18,768.54 : x
  2. Step 2: Convert to fraction form
    32,991.34/49,513.60 = 18,768.54/x
  3. Step 3: Cross multiply
    32,991.34x = 49,513.60 × 18,768.54
  4. Step 4: Simplify right side
    32,991.34x = 929,297,982.14
  5. Step 5: Solve for x
    x = 929,297,982.14/32,991.34
  6. Step 6: Final answer
    x = 28,167.94

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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.