Home / 29,519.60-44,297.85-11,989.42

Finding the Fourth Proportional to 29,519.60, 44,297.85 and 11,989.42

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Solution

The fourth proportional to 29,519.60, 44,297.85 and 11,989.42 is: 17,991.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,519.60 : 44,297.85 = 11,989.42 : x
  2. Step 2: Convert to fraction form
    29,519.60/44,297.85 = 11,989.42/x
  3. Step 3: Cross multiply
    29,519.60x = 44,297.85 × 11,989.42
  4. Step 4: Simplify right side
    29,519.60x = 531,105,644.70
  5. Step 5: Solve for x
    x = 531,105,644.70/29,519.60
  6. Step 6: Final answer
    x = 17,991.63

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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.