Home / 29,037.78-43,522.92-13,219.02

Finding the Fourth Proportional to 29,037.78, 43,522.92 and 13,219.02

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Solution

The fourth proportional to 29,037.78, 43,522.92 and 13,219.02 is: 19,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037.78 : 43,522.92 = 13,219.02 : x
  2. Step 2: Convert to fraction form
    29,037.78/43,522.92 = 13,219.02/x
  3. Step 3: Cross multiply
    29,037.78x = 43,522.92 × 13,219.02
  4. Step 4: Simplify right side
    29,037.78x = 575,330,349.94
  5. Step 5: Solve for x
    x = 575,330,349.94/29,037.78
  6. Step 6: Final answer
    x = 19,813.17

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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.