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Finding the Fourth Proportional to 22,826.88, 34,245.54 and 9,679.68

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Solution

The fourth proportional to 22,826.88, 34,245.54 and 9,679.68 is: 14,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,826.88 : 34,245.54 = 9,679.68 : x
  2. Step 2: Convert to fraction form
    22,826.88/34,245.54 = 9,679.68/x
  3. Step 3: Cross multiply
    22,826.88x = 34,245.54 × 9,679.68
  4. Step 4: Simplify right side
    22,826.88x = 331,485,868.63
  5. Step 5: Solve for x
    x = 331,485,868.63/22,826.88
  6. Step 6: Final answer
    x = 14,521.73

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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.