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Finding the Fourth Proportional to 29,487.60, 44,166.60 and 28,839.60

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Solution

The fourth proportional to 29,487.60, 44,166.60 and 28,839.60 is: 43,196.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,487.60 : 44,166.60 = 28,839.60 : x
  2. Step 2: Convert to fraction form
    29,487.60/44,166.60 = 28,839.60/x
  3. Step 3: Cross multiply
    29,487.60x = 44,166.60 × 28,839.60
  4. Step 4: Simplify right side
    29,487.60x = 1,273,747,077.36
  5. Step 5: Solve for x
    x = 1,273,747,077.36/29,487.60
  6. Step 6: Final answer
    x = 43,196.02

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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.