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Finding the Fourth Proportional to 17,345.70, 25,996.77 and 7,473.42

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Solution

The fourth proportional to 17,345.70, 25,996.77 and 7,473.42 is: 11,200.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,345.70 : 25,996.77 = 7,473.42 : x
  2. Step 2: Convert to fraction form
    17,345.70/25,996.77 = 7,473.42/x
  3. Step 3: Cross multiply
    17,345.70x = 25,996.77 × 7,473.42
  4. Step 4: Simplify right side
    17,345.70x = 194,284,780.85
  5. Step 5: Solve for x
    x = 194,284,780.85/17,345.70
  6. Step 6: Final answer
    x = 11,200.75

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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.