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Finding the Fourth Proportional to 51,584.28, 71,186.28 and 29,228.28

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Solution

The fourth proportional to 51,584.28, 71,186.28 and 29,228.28 is: 40,335.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,584.28 : 71,186.28 = 29,228.28 : x
  2. Step 2: Convert to fraction form
    51,584.28/71,186.28 = 29,228.28/x
  3. Step 3: Cross multiply
    51,584.28x = 71,186.28 × 29,228.28
  4. Step 4: Simplify right side
    51,584.28x = 2,080,652,524.00
  5. Step 5: Solve for x
    x = 2,080,652,524.00/51,584.28
  6. Step 6: Final answer
    x = 40,335.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.