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Finding the Fourth Proportional to 16,604.21, 22,913.66 and 9,050.54

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Solution

The fourth proportional to 16,604.21, 22,913.66 and 9,050.54 is: 12,489.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,604.21 : 22,913.66 = 9,050.54 : x
  2. Step 2: Convert to fraction form
    16,604.21/22,913.66 = 9,050.54/x
  3. Step 3: Cross multiply
    16,604.21x = 22,913.66 × 9,050.54
  4. Step 4: Simplify right side
    16,604.21x = 207,380,956.42
  5. Step 5: Solve for x
    x = 207,380,956.42/16,604.21
  6. Step 6: Final answer
    x = 12,489.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.