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Finding the Fourth Proportional to 29,659.72, 44,487.99 and 7,473.07

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Solution

The fourth proportional to 29,659.72, 44,487.99 and 7,473.07 is: 11,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,659.72 : 44,487.99 = 7,473.07 : x
  2. Step 2: Convert to fraction form
    29,659.72/44,487.99 = 7,473.07/x
  3. Step 3: Cross multiply
    29,659.72x = 44,487.99 × 7,473.07
  4. Step 4: Simplify right side
    29,659.72x = 332,461,863.43
  5. Step 5: Solve for x
    x = 332,461,863.43/29,659.72
  6. Step 6: Final answer
    x = 11,209.20

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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.