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Finding the Fourth Proportional to 29,222.62, 43,840.41 and 8,444.54

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Solution

The fourth proportional to 29,222.62, 43,840.41 and 8,444.54 is: 12,668.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,222.62 : 43,840.41 = 8,444.54 : x
  2. Step 2: Convert to fraction form
    29,222.62/43,840.41 = 8,444.54/x
  3. Step 3: Cross multiply
    29,222.62x = 43,840.41 × 8,444.54
  4. Step 4: Simplify right side
    29,222.62x = 370,212,095.86
  5. Step 5: Solve for x
    x = 370,212,095.86/29,222.62
  6. Step 6: Final answer
    x = 12,668.68

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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.