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Finding the Fourth Proportional to 29,052.09, 43,574.00 and 9,328.09

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Solution

The fourth proportional to 29,052.09, 43,574.00 and 9,328.09 is: 13,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,052.09 : 43,574.00 = 9,328.09 : x
  2. Step 2: Convert to fraction form
    29,052.09/43,574.00 = 9,328.09/x
  3. Step 3: Cross multiply
    29,052.09x = 43,574.00 × 9,328.09
  4. Step 4: Simplify right side
    29,052.09x = 406,462,049.70
  5. Step 5: Solve for x
    x = 406,462,049.70/29,052.09
  6. Step 6: Final answer
    x = 13,990.80

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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.