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Finding the Fourth Proportional to 17,449.67, 26,159.38 and 7,054.67

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Solution

The fourth proportional to 17,449.67, 26,159.38 and 7,054.67 is: 10,575.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,449.67 : 26,159.38 = 7,054.67 : x
  2. Step 2: Convert to fraction form
    17,449.67/26,159.38 = 7,054.67/x
  3. Step 3: Cross multiply
    17,449.67x = 26,159.38 × 7,054.67
  4. Step 4: Simplify right side
    17,449.67x = 184,545,644.87
  5. Step 5: Solve for x
    x = 184,545,644.87/17,449.67
  6. Step 6: Final answer
    x = 10,575.88

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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.