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Finding the Fourth Proportional to 14,794.90, 22,163.55 and 8,934.10

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Solution

The fourth proportional to 14,794.90, 22,163.55 and 8,934.10 is: 13,383.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,794.90 : 22,163.55 = 8,934.10 : x
  2. Step 2: Convert to fraction form
    14,794.90/22,163.55 = 8,934.10/x
  3. Step 3: Cross multiply
    14,794.90x = 22,163.55 × 8,934.10
  4. Step 4: Simplify right side
    14,794.90x = 198,011,372.06
  5. Step 5: Solve for x
    x = 198,011,372.06/14,794.90
  6. Step 6: Final answer
    x = 13,383.76

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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.