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Finding the Fourth Proportional to 17,230.70, 25,846.94 and 4,750.46

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Solution

The fourth proportional to 17,230.70, 25,846.94 and 4,750.46 is: 7,125.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,230.70 : 25,846.94 = 4,750.46 : x
  2. Step 2: Convert to fraction form
    17,230.70/25,846.94 = 4,750.46/x
  3. Step 3: Cross multiply
    17,230.70x = 25,846.94 × 4,750.46
  4. Step 4: Simplify right side
    17,230.70x = 122,784,854.59
  5. Step 5: Solve for x
    x = 122,784,854.59/17,230.70
  6. Step 6: Final answer
    x = 7,125.94

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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.