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Finding the Fourth Proportional to 17,205.52, 25,811.94 and 5,526.94

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Solution

The fourth proportional to 17,205.52, 25,811.94 and 5,526.94 is: 8,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,205.52 : 25,811.94 = 5,526.94 : x
  2. Step 2: Convert to fraction form
    17,205.52/25,811.94 = 5,526.94/x
  3. Step 3: Cross multiply
    17,205.52x = 25,811.94 × 5,526.94
  4. Step 4: Simplify right side
    17,205.52x = 142,661,043.66
  5. Step 5: Solve for x
    x = 142,661,043.66/17,205.52
  6. Step 6: Final answer
    x = 8,291.59

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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.