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Finding the Fourth Proportional to 17,305.39, 25,958.09 and 9,904.69

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Solution

The fourth proportional to 17,305.39, 25,958.09 and 9,904.69 is: 14,857.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,305.39 : 25,958.09 = 9,904.69 : x
  2. Step 2: Convert to fraction form
    17,305.39/25,958.09 = 9,904.69/x
  3. Step 3: Cross multiply
    17,305.39x = 25,958.09 × 9,904.69
  4. Step 4: Simplify right side
    17,305.39x = 257,106,784.92
  5. Step 5: Solve for x
    x = 257,106,784.92/17,305.39
  6. Step 6: Final answer
    x = 14,857.04

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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.