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Finding the Fourth Proportional to 22,644.95, 33,956.58 and 8,403.65

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Solution

The fourth proportional to 22,644.95, 33,956.58 and 8,403.65 is: 12,601.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,644.95 : 33,956.58 = 8,403.65 : x
  2. Step 2: Convert to fraction form
    22,644.95/33,956.58 = 8,403.65/x
  3. Step 3: Cross multiply
    22,644.95x = 33,956.58 × 8,403.65
  4. Step 4: Simplify right side
    22,644.95x = 285,359,043.73
  5. Step 5: Solve for x
    x = 285,359,043.73/22,644.95
  6. Step 6: Final answer
    x = 12,601.45

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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.