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Finding the Fourth Proportional to 17,489.52, 26,230.40 and 5,009.50

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Solution

The fourth proportional to 17,489.52, 26,230.40 and 5,009.50 is: 7,513.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,489.52 : 26,230.40 = 5,009.50 : x
  2. Step 2: Convert to fraction form
    17,489.52/26,230.40 = 5,009.50/x
  3. Step 3: Cross multiply
    17,489.52x = 26,230.40 × 5,009.50
  4. Step 4: Simplify right side
    17,489.52x = 131,401,188.80
  5. Step 5: Solve for x
    x = 131,401,188.80/17,489.52
  6. Step 6: Final answer
    x = 7,513.14

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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.