Home / 29,354.78-44,044.52-11,820.30

Finding the Fourth Proportional to 29,354.78, 44,044.52 and 11,820.30

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Solution

The fourth proportional to 29,354.78, 44,044.52 and 11,820.30 is: 17,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,354.78 : 44,044.52 = 11,820.30 : x
  2. Step 2: Convert to fraction form
    29,354.78/44,044.52 = 11,820.30/x
  3. Step 3: Cross multiply
    29,354.78x = 44,044.52 × 11,820.30
  4. Step 4: Simplify right side
    29,354.78x = 520,619,439.76
  5. Step 5: Solve for x
    x = 520,619,439.76/29,354.78
  6. Step 6: Final answer
    x = 17,735.42

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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.