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Finding the Fourth Proportional to 29,764.52, 44,647.02 and 7,577.90

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Solution

The fourth proportional to 29,764.52, 44,647.02 and 7,577.90 is: 11,366.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,764.52 : 44,647.02 = 7,577.90 : x
  2. Step 2: Convert to fraction form
    29,764.52/44,647.02 = 7,577.90/x
  3. Step 3: Cross multiply
    29,764.52x = 44,647.02 × 7,577.90
  4. Step 4: Simplify right side
    29,764.52x = 338,330,429.62
  5. Step 5: Solve for x
    x = 338,330,429.62/29,764.52
  6. Step 6: Final answer
    x = 11,366.91

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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.