Home / 17,383.04-25,919.68-17,072

Finding the Fourth Proportional to 17,383.04, 25,919.68 and 17,072

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Solution

The fourth proportional to 17,383.04, 25,919.68 and 17,072 is: 25,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,383.04 : 25,919.68 = 17,072 : x
  2. Step 2: Convert to fraction form
    17,383.04/25,919.68 = 17,072/x
  3. Step 3: Cross multiply
    17,383.04x = 25,919.68 × 17,072
  4. Step 4: Simplify right side
    17,383.04x = 442,500,776.96
  5. Step 5: Solve for x
    x = 442,500,776.96/17,383.04
  6. Step 6: Final answer
    x = 25,455.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.