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Finding the Fourth Proportional to 29,814.71, 44,721.60 and 7,627.89

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Solution

The fourth proportional to 29,814.71, 44,721.60 and 7,627.89 is: 11,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,814.71 : 44,721.60 = 7,627.89 : x
  2. Step 2: Convert to fraction form
    29,814.71/44,721.60 = 7,627.89/x
  3. Step 3: Cross multiply
    29,814.71x = 44,721.60 × 7,627.89
  4. Step 4: Simplify right side
    29,814.71x = 341,131,445.42
  5. Step 5: Solve for x
    x = 341,131,445.42/29,814.71
  6. Step 6: Final answer
    x = 11,441.72

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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.