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Finding the Fourth Proportional to 29,889.93, 44,840.81 and 8,542.84

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Solution

The fourth proportional to 29,889.93, 44,840.81 and 8,542.84 is: 12,815.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,889.93 : 44,840.81 = 8,542.84 : x
  2. Step 2: Convert to fraction form
    29,889.93/44,840.81 = 8,542.84/x
  3. Step 3: Cross multiply
    29,889.93x = 44,840.81 × 8,542.84
  4. Step 4: Simplify right side
    29,889.93x = 383,067,742.52
  5. Step 5: Solve for x
    x = 383,067,742.52/29,889.93
  6. Step 6: Final answer
    x = 12,815.94

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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.