Home / 17,321.10-25,984.38-5,631.59

Finding the Fourth Proportional to 17,321.10, 25,984.38 and 5,631.59

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Solution

The fourth proportional to 17,321.10, 25,984.38 and 5,631.59 is: 8,448.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.10 : 25,984.38 = 5,631.59 : x
  2. Step 2: Convert to fraction form
    17,321.10/25,984.38 = 5,631.59/x
  3. Step 3: Cross multiply
    17,321.10x = 25,984.38 × 5,631.59
  4. Step 4: Simplify right side
    17,321.10x = 146,333,244.64
  5. Step 5: Solve for x
    x = 146,333,244.64/17,321.10
  6. Step 6: Final answer
    x = 8,448.27

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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.