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Finding the Fourth Proportional to 29,396.40, 44,051.40 and 11,835.60

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Solution

The fourth proportional to 29,396.40, 44,051.40 and 11,835.60 is: 17,736.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,396.40 : 44,051.40 = 11,835.60 : x
  2. Step 2: Convert to fraction form
    29,396.40/44,051.40 = 11,835.60/x
  3. Step 3: Cross multiply
    29,396.40x = 44,051.40 × 11,835.60
  4. Step 4: Simplify right side
    29,396.40x = 521,374,749.84
  5. Step 5: Solve for x
    x = 521,374,749.84/29,396.40
  6. Step 6: Final answer
    x = 17,736.01

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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.