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Finding the Fourth Proportional to 29,262.86, 43,886.46 and 8,201.72

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Solution

The fourth proportional to 29,262.86, 43,886.46 and 8,201.72 is: 12,300.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,262.86 : 43,886.46 = 8,201.72 : x
  2. Step 2: Convert to fraction form
    29,262.86/43,886.46 = 8,201.72/x
  3. Step 3: Cross multiply
    29,262.86x = 43,886.46 × 8,201.72
  4. Step 4: Simplify right side
    29,262.86x = 359,944,456.71
  5. Step 5: Solve for x
    x = 359,944,456.71/29,262.86
  6. Step 6: Final answer
    x = 12,300.39

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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.