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Finding the Fourth Proportional to 17,081.26, 25,621.90 and 4,769.26

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Solution

The fourth proportional to 17,081.26, 25,621.90 and 4,769.26 is: 7,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.26 : 25,621.90 = 4,769.26 : x
  2. Step 2: Convert to fraction form
    17,081.26/25,621.90 = 4,769.26/x
  3. Step 3: Cross multiply
    17,081.26x = 25,621.90 × 4,769.26
  4. Step 4: Simplify right side
    17,081.26x = 122,197,502.79
  5. Step 5: Solve for x
    x = 122,197,502.79/17,081.26
  6. Step 6: Final answer
    x = 7,153.89

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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.