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Finding the Fourth Proportional to 17,201.54, 25,801.77 and 4,889.54

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Solution

The fourth proportional to 17,201.54, 25,801.77 and 4,889.54 is: 7,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,201.54 : 25,801.77 = 4,889.54 : x
  2. Step 2: Convert to fraction form
    17,201.54/25,801.77 = 4,889.54/x
  3. Step 3: Cross multiply
    17,201.54x = 25,801.77 × 4,889.54
  4. Step 4: Simplify right side
    17,201.54x = 126,158,786.49
  5. Step 5: Solve for x
    x = 126,158,786.49/17,201.54
  6. Step 6: Final answer
    x = 7,334.16

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1.5x scale

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.