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Finding the Fourth Proportional to 29,886.31, 44,829.84 and 7,699.09

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Solution

The fourth proportional to 29,886.31, 44,829.84 and 7,699.09 is: 11,548.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,886.31 : 44,829.84 = 7,699.09 : x
  2. Step 2: Convert to fraction form
    29,886.31/44,829.84 = 7,699.09/x
  3. Step 3: Cross multiply
    29,886.31x = 44,829.84 × 7,699.09
  4. Step 4: Simplify right side
    29,886.31x = 345,148,972.85
  5. Step 5: Solve for x
    x = 345,148,972.85/29,886.31
  6. Step 6: Final answer
    x = 11,548.73

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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.