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Finding the Fourth Proportional to 29,210.88, 43,799.04 and 11,442.72

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Solution

The fourth proportional to 29,210.88, 43,799.04 and 11,442.72 is: 17,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,210.88 : 43,799.04 = 11,442.72 : x
  2. Step 2: Convert to fraction form
    29,210.88/43,799.04 = 11,442.72/x
  3. Step 3: Cross multiply
    29,210.88x = 43,799.04 × 11,442.72
  4. Step 4: Simplify right side
    29,210.88x = 501,180,150.99
  5. Step 5: Solve for x
    x = 501,180,150.99/29,210.88
  6. Step 6: Final answer
    x = 17,157.31

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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.