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Finding the Fourth Proportional to 17,200.82, 25,825.14 and 8,886.98

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Solution

The fourth proportional to 17,200.82, 25,825.14 and 8,886.98 is: 13,342.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200.82 : 25,825.14 = 8,886.98 : x
  2. Step 2: Convert to fraction form
    17,200.82/25,825.14 = 8,886.98/x
  3. Step 3: Cross multiply
    17,200.82x = 25,825.14 × 8,886.98
  4. Step 4: Simplify right side
    17,200.82x = 229,507,502.68
  5. Step 5: Solve for x
    x = 229,507,502.68/17,200.82
  6. Step 6: Final answer
    x = 13,342.82

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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.