Home / 17,285.39-23,851.20-9,731.33

Finding the Fourth Proportional to 17,285.39, 23,851.20 and 9,731.33

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Solution

The fourth proportional to 17,285.39, 23,851.20 and 9,731.33 is: 13,427.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,285.39 : 23,851.20 = 9,731.33 : x
  2. Step 2: Convert to fraction form
    17,285.39/23,851.20 = 9,731.33/x
  3. Step 3: Cross multiply
    17,285.39x = 23,851.20 × 9,731.33
  4. Step 4: Simplify right side
    17,285.39x = 232,103,778.84
  5. Step 5: Solve for x
    x = 232,103,778.84/17,285.39
  6. Step 6: Final answer
    x = 13,427.75

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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.