Home / 29,010.96-43,519.47-12,372.75

Finding the Fourth Proportional to 29,010.96, 43,519.47 and 12,372.75

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Solution

The fourth proportional to 29,010.96, 43,519.47 and 12,372.75 is: 18,560.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,010.96 : 43,519.47 = 12,372.75 : x
  2. Step 2: Convert to fraction form
    29,010.96/43,519.47 = 12,372.75/x
  3. Step 3: Cross multiply
    29,010.96x = 43,519.47 × 12,372.75
  4. Step 4: Simplify right side
    29,010.96x = 538,455,522.44
  5. Step 5: Solve for x
    x = 538,455,522.44/29,010.96
  6. Step 6: Final answer
    x = 18,560.42

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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.