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Finding the Fourth Proportional to 29,052.51, 43,573.74 and 7,705.37

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Solution

The fourth proportional to 29,052.51, 43,573.74 and 7,705.37 is: 11,556.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,052.51 : 43,573.74 = 7,705.37 : x
  2. Step 2: Convert to fraction form
    29,052.51/43,573.74 = 7,705.37/x
  3. Step 3: Cross multiply
    29,052.51x = 43,573.74 × 7,705.37
  4. Step 4: Simplify right side
    29,052.51x = 335,751,532.59
  5. Step 5: Solve for x
    x = 335,751,532.59/29,052.51
  6. Step 6: Final answer
    x = 11,556.72

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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.