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Finding the Fourth Proportional to 29,388.80, 44,027.64 and 22,782.64

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Solution

The fourth proportional to 29,388.80, 44,027.64 and 22,782.64 is: 34,130.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,388.80 : 44,027.64 = 22,782.64 : x
  2. Step 2: Convert to fraction form
    29,388.80/44,027.64 = 22,782.64/x
  3. Step 3: Cross multiply
    29,388.80x = 44,027.64 × 22,782.64
  4. Step 4: Simplify right side
    29,388.80x = 1,003,065,872.17
  5. Step 5: Solve for x
    x = 1,003,065,872.17/29,388.80
  6. Step 6: Final answer
    x = 34,130.89

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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.