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Finding the Fourth Proportional to 22,599.76, 33,902.82 and 8,555.92

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Solution

The fourth proportional to 22,599.76, 33,902.82 and 8,555.92 is: 12,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,599.76 : 33,902.82 = 8,555.92 : x
  2. Step 2: Convert to fraction form
    22,599.76/33,902.82 = 8,555.92/x
  3. Step 3: Cross multiply
    22,599.76x = 33,902.82 × 8,555.92
  4. Step 4: Simplify right side
    22,599.76x = 290,069,815.69
  5. Step 5: Solve for x
    x = 290,069,815.69/22,599.76
  6. Step 6: Final answer
    x = 12,835.08

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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.