Home / 29,308.73-43,962.71-7,122.05

Finding the Fourth Proportional to 29,308.73, 43,962.71 and 7,122.05

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Solution

The fourth proportional to 29,308.73, 43,962.71 and 7,122.05 is: 10,682.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,308.73 : 43,962.71 = 7,122.05 : x
  2. Step 2: Convert to fraction form
    29,308.73/43,962.71 = 7,122.05/x
  3. Step 3: Cross multiply
    29,308.73x = 43,962.71 × 7,122.05
  4. Step 4: Simplify right side
    29,308.73x = 313,104,416.75
  5. Step 5: Solve for x
    x = 313,104,416.75/29,308.73
  6. Step 6: Final answer
    x = 10,682.97

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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.