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Finding the Fourth Proportional to 17,797.56, 26,699.70 and 7,410.36

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Solution

The fourth proportional to 17,797.56, 26,699.70 and 7,410.36 is: 11,116.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,797.56 : 26,699.70 = 7,410.36 : x
  2. Step 2: Convert to fraction form
    17,797.56/26,699.70 = 7,410.36/x
  3. Step 3: Cross multiply
    17,797.56x = 26,699.70 × 7,410.36
  4. Step 4: Simplify right side
    17,797.56x = 197,854,388.89
  5. Step 5: Solve for x
    x = 197,854,388.89/17,797.56
  6. Step 6: Final answer
    x = 11,116.94

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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.