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Finding the Fourth Proportional to 29,375.78, 44,071.80 and 8,599.28

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Solution

The fourth proportional to 29,375.78, 44,071.80 and 8,599.28 is: 12,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,375.78 : 44,071.80 = 8,599.28 : x
  2. Step 2: Convert to fraction form
    29,375.78/44,071.80 = 8,599.28/x
  3. Step 3: Cross multiply
    29,375.78x = 44,071.80 × 8,599.28
  4. Step 4: Simplify right side
    29,375.78x = 378,985,748.30
  5. Step 5: Solve for x
    x = 378,985,748.30/29,375.78
  6. Step 6: Final answer
    x = 12,901.30

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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.