Home / 29,147.48-43,725.32-14,356.54

Finding the Fourth Proportional to 29,147.48, 43,725.32 and 14,356.54

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Solution

The fourth proportional to 29,147.48, 43,725.32 and 14,356.54 is: 21,536.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147.48 : 43,725.32 = 14,356.54 : x
  2. Step 2: Convert to fraction form
    29,147.48/43,725.32 = 14,356.54/x
  3. Step 3: Cross multiply
    29,147.48x = 43,725.32 × 14,356.54
  4. Step 4: Simplify right side
    29,147.48x = 627,744,342.30
  5. Step 5: Solve for x
    x = 627,744,342.30/29,147.48
  6. Step 6: Final answer
    x = 21,536.83

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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.