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Finding the Fourth Proportional to 29,062.58, 43,578.71 and 10,339.89

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Solution

The fourth proportional to 29,062.58, 43,578.71 and 10,339.89 is: 15,504.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,062.58 : 43,578.71 = 10,339.89 : x
  2. Step 2: Convert to fraction form
    29,062.58/43,578.71 = 10,339.89/x
  3. Step 3: Cross multiply
    29,062.58x = 43,578.71 × 10,339.89
  4. Step 4: Simplify right side
    29,062.58x = 450,598,852.62
  5. Step 5: Solve for x
    x = 450,598,852.62/29,062.58
  6. Step 6: Final answer
    x = 15,504.43

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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.