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Finding the Fourth Proportional to 28,958.02, 43,654.03 and 27,029.13

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Solution

The fourth proportional to 28,958.02, 43,654.03 and 27,029.13 is: 40,746.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958.02 : 43,654.03 = 27,029.13 : x
  2. Step 2: Convert to fraction form
    28,958.02/43,654.03 = 27,029.13/x
  3. Step 3: Cross multiply
    28,958.02x = 43,654.03 × 27,029.13
  4. Step 4: Simplify right side
    28,958.02x = 1,179,930,451.89
  5. Step 5: Solve for x
    x = 1,179,930,451.89/28,958.02
  6. Step 6: Final answer
    x = 40,746.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.