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Finding the Fourth Proportional to 29,228.56, 43,837.56 and 9,504.40

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Solution

The fourth proportional to 29,228.56, 43,837.56 and 9,504.40 is: 14,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.56 : 43,837.56 = 9,504.40 : x
  2. Step 2: Convert to fraction form
    29,228.56/43,837.56 = 9,504.40/x
  3. Step 3: Cross multiply
    29,228.56x = 43,837.56 × 9,504.40
  4. Step 4: Simplify right side
    29,228.56x = 416,649,705.26
  5. Step 5: Solve for x
    x = 416,649,705.26/29,228.56
  6. Step 6: Final answer
    x = 14,254.88

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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.