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Finding the Fourth Proportional to 22,776.75, 34,158.51 and 8,735.75

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Solution

The fourth proportional to 22,776.75, 34,158.51 and 8,735.75 is: 13,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,776.75 : 34,158.51 = 8,735.75 : x
  2. Step 2: Convert to fraction form
    22,776.75/34,158.51 = 8,735.75/x
  3. Step 3: Cross multiply
    22,776.75x = 34,158.51 × 8,735.75
  4. Step 4: Simplify right side
    22,776.75x = 298,400,203.73
  5. Step 5: Solve for x
    x = 298,400,203.73/22,776.75
  6. Step 6: Final answer
    x = 13,101.09

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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.