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Finding the Fourth Proportional to 29,890.86, 44,843.64 and 8,830.79

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Solution

The fourth proportional to 29,890.86, 44,843.64 and 8,830.79 is: 13,248.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,890.86 : 44,843.64 = 8,830.79 : x
  2. Step 2: Convert to fraction form
    29,890.86/44,843.64 = 8,830.79/x
  3. Step 3: Cross multiply
    29,890.86x = 44,843.64 × 8,830.79
  4. Step 4: Simplify right side
    29,890.86x = 396,004,767.68
  5. Step 5: Solve for x
    x = 396,004,767.68/29,890.86
  6. Step 6: Final answer
    x = 13,248.36

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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.