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Finding the Fourth Proportional to 17,297.06, 25,903.98 and 9,879.02

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Solution

The fourth proportional to 17,297.06, 25,903.98 and 9,879.02 is: 14,794.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,297.06 : 25,903.98 = 9,879.02 : x
  2. Step 2: Convert to fraction form
    17,297.06/25,903.98 = 9,879.02/x
  3. Step 3: Cross multiply
    17,297.06x = 25,903.98 × 9,879.02
  4. Step 4: Simplify right side
    17,297.06x = 255,905,936.50
  5. Step 5: Solve for x
    x = 255,905,936.50/17,297.06
  6. Step 6: Final answer
    x = 14,794.76

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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.