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Finding the Fourth Proportional to 17,201.60, 25,806.44 and 5,354.76

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Solution

The fourth proportional to 17,201.60, 25,806.44 and 5,354.76 is: 8,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,201.60 : 25,806.44 = 5,354.76 : x
  2. Step 2: Convert to fraction form
    17,201.60/25,806.44 = 5,354.76/x
  3. Step 3: Cross multiply
    17,201.60x = 25,806.44 × 5,354.76
  4. Step 4: Simplify right side
    17,201.60x = 138,187,292.65
  5. Step 5: Solve for x
    x = 138,187,292.65/17,201.60
  6. Step 6: Final answer
    x = 8,033.40

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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.