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Finding the Fourth Proportional to 29,192.64, 43,788.92 and 9,473.16

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Solution

The fourth proportional to 29,192.64, 43,788.92 and 9,473.16 is: 14,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,192.64 : 43,788.92 = 9,473.16 : x
  2. Step 2: Convert to fraction form
    29,192.64/43,788.92 = 9,473.16/x
  3. Step 3: Cross multiply
    29,192.64x = 43,788.92 × 9,473.16
  4. Step 4: Simplify right side
    29,192.64x = 414,819,445.39
  5. Step 5: Solve for x
    x = 414,819,445.39/29,192.64
  6. Step 6: Final answer
    x = 14,209.73

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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.