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Finding the Fourth Proportional to 17,326.26, 25,973.01 and 8,435.97

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Solution

The fourth proportional to 17,326.26, 25,973.01 and 8,435.97 is: 12,645.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,326.26 : 25,973.01 = 8,435.97 : x
  2. Step 2: Convert to fraction form
    17,326.26/25,973.01 = 8,435.97/x
  3. Step 3: Cross multiply
    17,326.26x = 25,973.01 × 8,435.97
  4. Step 4: Simplify right side
    17,326.26x = 219,107,533.17
  5. Step 5: Solve for x
    x = 219,107,533.17/17,326.26
  6. Step 6: Final answer
    x = 12,645.98

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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.