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Finding the Fourth Proportional to 22,335.80, 33,509.24 and 8,299.80

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Solution

The fourth proportional to 22,335.80, 33,509.24 and 8,299.80 is: 12,451.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,335.80 : 33,509.24 = 8,299.80 : x
  2. Step 2: Convert to fraction form
    22,335.80/33,509.24 = 8,299.80/x
  3. Step 3: Cross multiply
    22,335.80x = 33,509.24 × 8,299.80
  4. Step 4: Simplify right side
    22,335.80x = 278,119,990.15
  5. Step 5: Solve for x
    x = 278,119,990.15/22,335.80
  6. Step 6: Final answer
    x = 12,451.76

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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.