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Finding the Fourth Proportional to 17,242.29, 25,861.48 and 4,764.08

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Solution

The fourth proportional to 17,242.29, 25,861.48 and 4,764.08 is: 7,145.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,242.29 : 25,861.48 = 4,764.08 : x
  2. Step 2: Convert to fraction form
    17,242.29/25,861.48 = 4,764.08/x
  3. Step 3: Cross multiply
    17,242.29x = 25,861.48 × 4,764.08
  4. Step 4: Simplify right side
    17,242.29x = 123,206,212.38
  5. Step 5: Solve for x
    x = 123,206,212.38/17,242.29
  6. Step 6: Final answer
    x = 7,145.58

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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.