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Finding the Fourth Proportional to 17,996.99, 26,971.92 and 9,667.26

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Solution

The fourth proportional to 17,996.99, 26,971.92 and 9,667.26 is: 14,488.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.99 : 26,971.92 = 9,667.26 : x
  2. Step 2: Convert to fraction form
    17,996.99/26,971.92 = 9,667.26/x
  3. Step 3: Cross multiply
    17,996.99x = 26,971.92 × 9,667.26
  4. Step 4: Simplify right side
    17,996.99x = 260,744,563.34
  5. Step 5: Solve for x
    x = 260,744,563.34/17,996.99
  6. Step 6: Final answer
    x = 14,488.24

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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.